Bump wear test jdk

Author: yschimke

.github/workflows/android_wear_jvm.yml

@@ -18,7 +18,7 @@ jobs:
     - uses: actions/setup-java@v4
       with:
         distribution: 'zulu'
-        java-version: 17
+        java-version: 21
 
     - name: Setup Gradle
       uses: gradle/[email protected]