Update actions/setup-java action to v3 (#26)

Co-authored-by: Renovate Bot <[email protected]>

Author: renovate[bot]

.github/workflows/ci.yml

@@ -15,7 +15,7 @@ jobs:
       - uses: actions/checkout@v2
 
       - name: Set up JDK 8
-        uses: actions/setup-java@v2
+        uses: actions/setup-java@v3
         with:
           distribution: 'zulu'
           java-version: 8