Bump to Gradle 9.5.1

[bric3]

What Does This Do

Move Gradle to 9.5.1

All Gradle-9-blocking PRs are merged

• Small Gradle Style tweaks #11306
• Upgrade protobuf Gradle plugin to 0.10.0 across all modules #11310
• Migrate cross-project test source sharing to java-test-fixtures for Gradle 9.5 compatibility #11367
• Add smoke-test plugin for nested Gradle builds #11405
• Remove unused Spring Boot plugin from kafkaschemaregistry #11406
• Switch spring-boot-2.7-webflux to the smoke-test plugin #11407
• Extract Spring Boot 2.x app source into nested-build subprojects #11408
• Migrate debugger-integration-tests cross-project test source sharing to java-test-fixtures for Gradle 9.5 compatibility #11416
• Convert wildfly earBuild tasks to the smoke-test plugin #11417
• Convert Spring Boot 3 / quarkus / armeria / vertx to smoke-test plugin #11421

This closed the quest started in #10402

Fixes #10402
Fixes #11272

Motivation

Use up-to-date build tools.

Additional Notes

Checked workflows

• update-gradle-dependencies.yaml (write dependency locks)
• run-system-tests.yaml
• analyze-changes.yaml

Checked distinct test-published-dependencies/ project.

Contributor Checklist

• Format the title according to the contribution guidelines
• Assign the type: and (comp: or inst:) labels in addition to any other useful labels
• Avoid using close, fix, or any linking keywords when referencing an issue
  Use solves instead, and assign the PR milestone to the issue
• Update the CODEOWNERS file on source file addition, migration, or deletion
• Update public documentation with any new configuration flags or behaviors

Jira ticket: [PROJ-IDENT]

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[datadog-official]

✨ Fix all issues with BitsAI

⚠️ Warnings

🚦 9 Pipeline jobs failed

DataDog/apm-reliability/dd-trace-java | test_smoke: [11, 8/8]     

🔧 Fix in code (Fix with Cursor).

groovy.lang.MissingMethodException: No signature of method: datadog.trace.agent.test.server.http.TestHttpServer.handle() for POST requests on /api/v2/libraries/tests/services/setting and /api/v2/citestcycle.

DataDog/apm-reliability/dd-trace-java | test_smoke: [17, 8/8]     

🔧 Fix in code (Fix with Cursor).

Multiple MissingMethodExceptions for method 'handle' with arguments (String, d.e.j.s.Request, d.e.j.s.Request, d.e.j.s.Response). Check the method signature for compatibility.

DataDog/apm-reliability/dd-trace-java | test_smoke: [21, 8/8]     

🔧 Fix in code (Fix with Cursor).

MissingMethodException: No signature of method: datadog.trace.agent.test.server.http.TestHttpServer.handle() for arguments: (String, d.e.j.s.Request, d.e.j.s.Request, d.e.j.s.Response)

View all 9 failed jobs.

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[chatgpt-codex-connector]

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[dd-octo-sts]

🟢 Java Benchmark SLOs — All performance SLOs passed

Suite	Status
Startup	🟢 pass

SLO thresholds are defined here based on automatically generated metrics. A warning is raised when results are within 5% of the threshold.

PR vs. master results

Startup Time

Scenario	This PR	master	Change
insecure-bank / iast	13,929 ms	13,851 ms	+0.6%
insecure-bank / tracing	12,889 ms	12,878 ms	+0.1%
petclinic / appsec	16,531 ms	16,243 ms	+1.8%
petclinic / iast	16,545 ms	16,618 ms	-0.4%
petclinic / profiling	16,388 ms	16,411 ms	-0.1%
petclinic / tracing	15,872 ms	16,053 ms	-1.1%

Commit: 8702296e · CI Pipeline · Benchmarking Platform UI

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Load and DaCapo benchmarks can be triggered manually in the GitLab pipeline. Results will appear in the Benchmarking Platform UI after completion.