Upgrade to Hibernate ORM 6.6.4 / Reactive 2.4.3

[yrodiere]

Supersedes #45197
Fixes #44960
Fixes #44863
Fixes #44846

cc @DavideD

[quarkus-bot]

Status for workflow Quarkus CI

This is the status report for running Quarkus CI on commit 128186c.

✅ The latest workflow run for the pull request has completed successfully.

It should be safe to merge provided you have a look at the other checks in the summary.

You can consult the Develocity build scans.

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Flaky tests - Develocity

⚙️ JVM Tests - JDK 17

📦 extensions/smallrye-reactive-messaging/deployment

✖ io.quarkus.smallrye.reactivemessaging.hotreload.ConnectorChangeTest.testUpdatingConnector - History

• Expecting actual: ["-6","-7","-9","-10","-11","-12","-13","-14"] to start with: ["-6", "-7", "-8", "-9"] - java.lang.AssertionError

java.lang.AssertionError: 

Expecting actual:
  ["-6","-7","-9","-10","-11","-12","-13","-14"]
to start with:
  ["-6", "-7", "-8", "-9"]

	at io.quarkus.smallrye.reactivemessaging.hotreload.ConnectorChangeTest.testUpdatingConnector(ConnectorChangeTest.java:41)

---

⚙️ JVM Tests - JDK 17 Windows

📦 integration-tests/opentelemetry-quickstart

✖ io.quarkus.it.opentelemetry.OpenTelemetryDisabledTest.buildTimeDisabled - History

• Condition with Lambda expression in io.quarkus.it.opentelemetry.OpenTelemetryDisabledTest was not fulfilled within 200 milliseconds. - org.awaitility.core.ConditionTimeoutException

org.awaitility.core.ConditionTimeoutException: Condition with Lambda expression in io.quarkus.it.opentelemetry.OpenTelemetryDisabledTest was not fulfilled within 200 milliseconds.
	at org.awaitility.core.ConditionAwaiter.await(ConditionAwaiter.java:167)
	at org.awaitility.core.CallableCondition.await(CallableCondition.java:78)
	at org.awaitility.core.CallableCondition.await(CallableCondition.java:26)
	at org.awaitility.core.ConditionFactory.until(ConditionFactory.java:1006)
	at org.awaitility.core.ConditionFactory.until(ConditionFactory.java:975)
	at io.quarkus.it.opentelemetry.OpenTelemetryDisabledTest.buildTimeDisabled(OpenTelemetryDisabledTest.java:29)
	at java.base/java.lang.reflect.Method.invoke(Method.java:569)

[yrodiere]

Note : a backport of this to 3.15 would require merging #44703 first. => Done