adds distribution to tests

Author: chedim

.github/workflows/tests.yaml

@@ -8,6 +8,7 @@ jobs:
       - uses: actions/setup-java@v3
         with:
           java-version: '21'
+          distribution: adopt
       - name: Validate Gradle wrapper
         uses: gradle/wrapper-validation-action@ccb4328a959376b642e027874838f60f8e596de3
       - name: Run the Gradle package task