fix: Resolve smoke test failures on Java 21#313

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google-labs-jules[bot] wants to merge 3 commits intochore/gradle-updatefrom

fix/java-21-smoke-tests-13466429113652473982

Commits on Jan 12, 2026

build: upgrade to Gradle 9.2.1 and enable Java 21 build support
dividedmind
committed
test: Change default port for httpcore tests
dividedmind
committed
The smoke tests were failing on Java 21 due to an incompatibility with the version of the `spring-petclinic` test fixture being used.
google-labs-jules[bot]
committed