Update actions/setup-java to v2
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9b68f51..b03bc9e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -42,8 +42,9 @@
           maven-java-${{ matrix.java }}-
           maven-
     - name: Set up Java
-      uses: actions/setup-java@v1
+      uses: actions/setup-java@v2
       with:
+        distribution: 'zulu'
         java-version: ${{ matrix.java }}
     - name: Build
       run: mvn -B -e -Papache-release -Dgpg.skip=true verify