### CI Link

https://gradle-enterprise.elastic.co/s/jw2osfn3o4ork

### Repro line

`gradlew ':x-pack:plugin:esql:internalClusterTest' --tests "org.elasticsearch.xpack.esql.action.EsqlActionTaskIT.testCancelRead" -Dtests.seed=F9D81006206BDA07 -Dtests.locale=und -Dtests.timezone=CST -Druntime.java=20`

### Does it reproduce?

No

### Applicable branches

main

### Failure history

_No response_

### Failure excerpt

This doesn't reproduce, even though I've tried using both seeds (from inside IntelliJ) and running the test multiple times with other random seeds.

```
org.elasticsearch.xpack.esql.action.EsqlActionTaskIT > testCancelRead FAILED
    java.lang.Error: Maximum permit count exceeded
        at __randomizedtesting.SeedInfo.seed([F9D81006206BDA07:6CF5A28298786366]:0)
        at java.base/java.util.concurrent.Semaphore$Sync.tryReleaseShared(Semaphore.java:198)
        at java.base/java.util.concurrent.locks.AbstractQueuedSynchronizer.releaseShared(AbstractQueuedSynchronizer.java:1146)
        at java.base/java.util.concurrent.Semaphore.release(Semaphore.java:619)
        at org.elasticsearch.xpack.esql.action.EsqlActionTaskIT.cancelTask(EsqlActionTaskIT.java:200)
        at org.elasticsearch.xpack.esql.action.EsqlActionTaskIT.testCancelRead(EsqlActionTaskIT.java:161)
```
x-pack/plugin/esql/src/internalClusterTest/java/org/elasticsearch/xpack/esql/action/EsqlActionTaskIT.java
@Override
                        public LongFieldScript.LeafFactory newFactory(
                            String fieldName,
                            Map<String, Object> params,
                            SearchLookup searchLookup,
                            OnScriptError onScriptError
                        ) {
                            return ctx -> new LongFieldScript(fieldName, params, searchLookup, onScriptError, ctx) {
                                @Override
                                public void execute() {
                                    try {
                                        assertTrue(scriptPermits.tryAcquire(1, TimeUnit.MINUTES));
                                    } catch (Exception e) {
                                        throw new AssertionError(e);
                                    }
                                    emit(1);
                                }
                            };
                        }
                    };
                }
                @Override
                public Set<ScriptContext<?>> getSupportedContexts() {
                    return Set.of(LongFieldScript.CONTEXT);
                }
            };
        }
    }
}