Bump Gradle to 8.3

[renegrob]

Fixes #31063

Bumps Gradle version to 8.3 for Java 20 support

[glefloch]

LGTM, thanks @renegrob

[gsmet]

Oh that's cool, thanks.

[quarkus-bot]

Failing Jobs - Building 0792165

Status	Name	Step	Failures	Logs	Raw logs	Build scan
✔️	JVM Tests - JDK 11
✔️	JVM Tests - JDK 17
✖	JVM Tests - JDK 17 Windows	Build	Failures	Logs	Raw logs
✔️	JVM Tests - JDK 20

Full information is available in the Build summary check run.

Failures

⚙️ JVM Tests - JDK 17 Windows #

- Failing: extensions/smallrye-reactive-messaging-amqp/deployment 
! Skipped: integration-tests/reactive-messaging-amqp integration-tests/virtual-threads/amqp-virtual-threads 

📦 extensions/smallrye-reactive-messaging-amqp/deployment

✖ io.quarkus.smallrye.reactivemessaging.amqp.AnonymousAmqpTest.test line 30 - More details - Source on GitHub

org.awaitility.core.ConditionTimeoutException: Condition with io.quarkus.smallrye.reactivemessaging.amqp.AnonymousAmqpTest was not fulfilled within 1 minutes.
	at org.awaitility.core.ConditionAwaiter.await(ConditionAwaiter.java:167)
	at org.awaitility.core.CallableCondition.await(CallableCondition.java:78)

✖ io.quarkus.smallrye.reactivemessaging.amqp.devmode.AmqpDevModeTest.testCodeUpdate line 44 - More details - Source on GitHub

org.awaitility.core.ConditionTimeoutException: Condition with io.quarkus.smallrye.reactivemessaging.amqp.devmode.AmqpDevModeTest was not fulfilled within 1 minutes.
	at org.awaitility.core.ConditionAwaiter.await(ConditionAwaiter.java:167)
	at org.awaitility.core.CallableCondition.await(CallableCondition.java:78)

✖ io.quarkus.smallrye.reactivemessaging.amqp.devmode.nohttp.AmqpDevModeNoHttpTest.testConsumerUpdate line 77 - More details - Source on GitHub

org.awaitility.core.ConditionTimeoutException: 
Assertion condition defined as a io.quarkus.smallrye.reactivemessaging.amqp.devmode.nohttp.AmqpDevModeNoHttpTest 
Expecting size of:

✖ io.quarkus.smallrye.reactivemessaging.amqp.devmode.nohttp.AmqpDevModeNoHttpTest.testProducerUpdate line 48 - More details - Source on GitHub

org.awaitility.core.ConditionTimeoutException: 
Assertion condition defined as a io.quarkus.smallrye.reactivemessaging.amqp.devmode.nohttp.AmqpDevModeNoHttpTest 
Expecting size of:

✖ io.quarkus.smallrye.reactivemessaging.amqp.SecuredAmqpTest.test line 28 - More details - Source on GitHub

org.awaitility.core.ConditionTimeoutException: Condition with io.quarkus.smallrye.reactivemessaging.amqp.SecuredAmqpTest was not fulfilled within 10 seconds.
	at org.awaitility.core.ConditionAwaiter.await(ConditionAwaiter.java:167)
	at org.awaitility.core.CallableCondition.await(CallableCondition.java:78)