the test expects a failure `Could not perform enrichment, enrich coordination queue at capacity` but somehow it did not get this. I am not sure how this is possible..

**Build scan:**
https://gradle-enterprise.elastic.co/s/7kxg6kesq3m7m/tests/:x-pack:plugin:enrich:test/org.elasticsearch.xpack.enrich.EnrichResiliencyTests/testWriteThreadLivenessWithPipeline

**Reproduction line:**
`./gradlew ':x-pack:plugin:enrich:test' --tests "org.elasticsearch.xpack.enrich.EnrichResiliencyTests.testWriteThreadLivenessWithPipeline" -Dtests.seed=7C97723862D00AD7 -Dtests.locale=es-AR -Dtests.timezone=Australia/Sydney -Druntime.java=18`

**Applicable branches:**
master, 8.0

**Reproduces locally?:**
No

**Failure history:**
https://gradle-enterprise.elastic.co/scans/tests?tests.container=org.elasticsearch.xpack.enrich.EnrichResiliencyTests&tests.test=testWriteThreadLivenessWithPipeline

**Failure excerpt:**
```
java.lang.AssertionError: (No message provided)

  at __randomizedtesting.SeedInfo.seed([7C97723862D00AD7:28673B6FAF81047C]:0)
  at org.junit.Assert.fail(Assert.java:86)
  at org.junit.Assert.assertTrue(Assert.java:41)
  at org.junit.Assert.assertTrue(Assert.java:52)
  at org.elasticsearch.xpack.enrich.EnrichResiliencyTests.testWriteThreadLivenessWithPipeline(EnrichResiliencyTests.java:264)
  at jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
  at java.lang.reflect.Method.invoke(Method.java:577)
  at com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1758)
  at com.carrotsearch.randomizedtesting.RandomizedRunner$8.evaluate(RandomizedRunner.java:946)
  at com.carrotsearch.randomizedtesting.RandomizedRunner$9.evaluate(RandomizedRunner.java:982)
  at com.carrotsearch.randomizedtesting.RandomizedRunner$10.evaluate(RandomizedRunner.java:996)
  at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
  at org.apache.lucene.util.TestRuleSetupTeardownChained$1.evaluate(TestRuleSetupTeardownChained.java:44)
  at org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
  at org.apache.lucene.util.TestRuleThreadAndTestName$1.evaluate(TestRuleThreadAndTestName.java:45)
  at org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:60)
  at org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:44)
  at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
  at com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:375)
  at com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:824)
  at com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:475)
  at com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:955)
  at com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:840)
  at com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:891)
  at com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:902)
  at org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
  at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
  at org.apache.lucene.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:38)
  at com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
  at com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
  at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
  at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
  at org.apache.lucene.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
  at org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
  at org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:44)
  at org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:60)
  at org.apache.lucene.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:47)
  at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
  at com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:375)
  at com.carrotsearch.randomizedtesting.ThreadLeakControl.lambda$forkTimeoutingTask$0(ThreadLeakControl.java:831)
  at java.lang.Thread.run(Thread.java:833)

```
x-pack/plugin/enrich/src/test/java/org/elasticsearch/xpack/enrich/EnrichResiliencyTests.java
@Override
    protected Collection<Class<? extends Plugin>> getPlugins() {
        return List.of(ReindexPlugin.class, IngestCommonPlugin.class, LocalStateEnrich.class);
    }
    @Override
    protected Settings nodeSettings() {
        
        return Settings.builder()
            .put(EnrichPlugin.CACHE_SIZE.getKey(), 0)
            .put(EnrichPlugin.COORDINATOR_PROXY_MAX_CONCURRENT_REQUESTS.getKey(), 1)
            .put(EnrichPlugin.COORDINATOR_PROXY_MAX_LOOKUPS_PER_REQUEST.getKey(), 1)
            .put(EnrichPlugin.COORDINATOR_PROXY_QUEUE_CAPACITY.getKey(), 10)
            
            
            .put(XPackSettings.SECURITY_ENABLED.getKey(), false)
            .build();
    }
    public void testWriteThreadLivenessBackToBack() throws Exception {
        ensureGreen();
        long testSuffix = System.currentTimeMillis();
        String enrichIndexName = "enrich_lookup_" + testSuffix;
        String enrichPolicyName = "enrich_policy_" + testSuffix;
        String enrichPipelineName = "enrich_pipeline_" + testSuffix;
        String enrichedIndexName = "enrich_results_" + testSuffix;
        client().index(
            new IndexRequest(enrichIndexName).source(
                JsonXContent.contentBuilder().startObject().field("my_key", "key").field("my_value", "data").endObject()
            )
        ).actionGet();