Check only major version for java compatibility (#85886)

This commit adjusts the version check for plugins to only check the Java
major version, instead of the entire thing.

fixes #85880

Author: rjernst

libs/core/src/main/java/org/elasticsearch/jdk/JarHell.java

@@ -235,7 +235,7 @@ private static void checkManifest(Manifest manifest, Path jar) {
      */
     public static void checkJavaVersion(String resource, String targetVersion) {
         Version version = Version.parse(targetVersion);
-        if (Runtime.version().compareTo(version) < 0) {
+        if (Runtime.version().feature() < version.feature()) {
             throw new IllegalStateException(
                 String.format(Locale.ROOT, "%s requires Java %s:, your system: %s", resource, targetVersion, Runtime.version().toString())
             );