run tests on GA and EA versions of java, using oracle's gh action

Author: LarsEckart

.github/workflows/test.yml

@@ -30,16 +30,16 @@ jobs:
     timeout-minutes: 10
     strategy:
       matrix:
-        java: [ 21 ]
-        os: [ ubuntu, windows ]
+        java: [GA, EA]
+        os: [ubuntu, windows]
     steps:
       - name: Check out repo
         uses: actions/checkout@v4
-      - uses: actions/setup-java@v4
+      - name: Set up latest JDK N from jdk.java.net
+        uses: oracle-actions/setup-java@v1
         with:
-          distribution: 'zulu'
-          java-version: ${{ matrix.java }}
-          cache: 'gradle'
+          website: jdk.java.net
+          release: ${{ matrix.java }}
       - name: Run Gradle's test task
         run: ./gradlew -i --no-daemon --parallel --continue --build-cache --stacktrace test
         env: