SearchServiceTests.testIsParallelCollectionSupportedForResults fails intermittently

```
12:37:10 org.elasticsearch.search.SearchServiceTests > testIsParallelCollectionSupportedForResults FAILED
12:37:10     java.lang.AssertionError
12:37:10         at __randomizedtesting.SeedInfo.seed([4140C168DE8FB0BB:771A78D5E4B36180]:0)
12:37:10         at org.junit.Assert.fail(Assert.java:86)
12:37:10         at org.junit.Assert.assertTrue(Assert.java:41)
12:37:10         at org.junit.Assert.assertFalse(Assert.java:64)
12:37:10         at org.junit.Assert.assertFalse(Assert.java:74)
12:37:10         at org.elasticsearch.search.SearchServiceTests.testIsParallelCollectionSupportedForResults(SearchServiceTests.java:2096)
```

```
./gradlew ':server:test' --tests "org.elasticsearch.search.SearchServiceTests.testIsParallelCollectionSupportedForResults" -Dtests.seed=4140C168DE8FB0BB -Dtests.locale=es-SV -Dtests.timezone=Africa/Banjul -Druntime.java=20
```
server/src/test/java/org/elasticsearch/search/SearchServiceTests.java
@Override
        public List<QuerySpec<?>> getQueries() {
            return singletonList(new QuerySpec<>("fail_on_rewrite_query", FailOnRewriteQueryBuilder::new, parseContext -> {
                throw new UnsupportedOperationException("No query parser for this plugin");
            }));
        }
    }
    public static class FailOnRewriteQueryBuilder extends DummyQueryBuilder {
        public FailOnRewriteQueryBuilder(StreamInput in) throws IOException {
            super(in);
        }
        public FailOnRewriteQueryBuilder() {}
        @Override
        protected QueryBuilder doRewrite(QueryRewriteContext queryRewriteContext) {
            if (queryRewriteContext.convertToSearchExecutionContext() != null) {
                throw new IllegalStateException("Fail on rewrite phase");
            }
            return this;
        }
    }
    private static class ShardScrollRequestTest extends ShardSearchRequest {