Add Java 25 support #34

Job	Run time
Build scip-java CLI	4m 45s
gradle-kotlin-flowext	3m 42s
maven-java17-spring-boot	1m 39s
bazel-java-examples	1m 29s
gradle-kotlin-okio	3m 20s
gradle-java21-readiness	2m 50s
maven-kotlin-json-kotlin-maven	2m 55s
gradle-mixed-okio-jmh	4m 28s
	25m 8s

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