Update JDK versions in plugin integration workflow

[GGoetzelmann]

Added workflow for 25 (latest LTS version)

[GGoetzelmann]

using jdk 25 does not work yet with latest mapping-service version (without special compile config)

	at org.springframework.boot.autoconfigure.orm.jpa.JpaBaseConfiguration$PersistenceManagedTypesConfiguration.persistenceManagedTypes(JpaBaseConfiguration.java:209) ~[spring-boot-autoconfigure-3.4.1.jar!/:3.4.1]
	at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103) ~[na:na]
	at java.base/java.lang.reflect.Method.invoke(Method.java:580) ~[na:na]
	at org.springframework.beans.factory.support.SimpleInstantiationStrategy.lambda$instantiate$0(SimpleInstantiationStrategy.java:171) ~[spring-beans-6.2.1.jar!/:6.2.1]
	... 39 common frames omitted
Caused by: org.springframework.core.type.classreading.ClassFormatException: ASM ClassReader failed to parse class file - probably due to a new Java class file version that is not supported yet. Consider compiling with a lower '-target' or upgrade your framework version. Affected class: URL [jar:file:/spring/mapping-service/plugins/SEMplugin.jar!/edu/kit/datamanager/semplugin/SEMImagePlugin.class]
	at org.springframework.core.type.classreading.SimpleMetadataReader.getClassReader(SimpleMetadataReader.java:59) ~[spring-core-6.2.1.jar!/:6.2.1]
	at org.springframework.core.type.classreading.SimpleMetadataReader.<init>(SimpleMetadataReader.java:48) ~[spring-core-6.2.1.jar!/:6.2.1]
	at org.springframework.core.type.classreading.SimpleMetadataReaderFactory.getMetadataReader(SimpleMetadataReaderFactory.java:103) ~[spring-core-6.2.1.jar!/:6.2.1]
	at org.springframework.core.type.classreading.CachingMetadataReaderFactory.getMetadataReader(CachingMetadataReaderFactory.java:122) ~[spring-core-6.2.1.jar!/:6.2.1]
	at org.springframework.orm.jpa.persistenceunit.PersistenceManagedTypesScanner.scanPackage(PersistenceManagedTypesScanner.java:141) ~[spring-orm-6.2.1.jar!/:6.2.1]
	... 44 common frames omitted
Caused by: java.lang.IllegalArgumentException: Unsupported class file major version 69
	at org.springframework.asm.ClassReader.<init>(ClassReader.java:200) ~[spring-core-6.2.1.jar!/:6.2.1]
	at org.springframework.asm.ClassReader.<init>(ClassReader.java:180) ~[spring-core-6.2.1.jar!/:6.2.1]
	at org.springframework.asm.ClassReader.<init>(ClassReader.java:166) ~[spring-core-6.2.1.jar!/:6.2.1]
	at org.springframework.asm.ClassReader.<init>(ClassReader.java:288) ~[spring-core-6.2.1.jar!/:6.2.1]
	at org.springframework.core.type.classreading.SimpleMetadataReader.getClassReader(SimpleMetadataReader.java:56) ~[spring-core-6.2.1.jar!/:6.2.1]
	... 48 common frames omitted

blocking this PR, we may monitor the situation