Updated CI setup

Author: slachiewicz

.github/workflows/maven.yml

@@ -25,7 +25,8 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, windows-latest, macOS-latest]
-        java: [8, 11, 14, 15-ea]
+        java: [8, 11, 17-ea]
+        jdk: [temurin, zulu]
       fail-fast: false
 
     runs-on: ${{ matrix.os }}
@@ -34,19 +35,12 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v2
 
-      - name: Set up cache for ~./m2/repository
-        uses: actions/cache@v1
-        with:
-          path: ~/.m2/repository
-          key: maven-${{ matrix.os }}-java${{ matrix.java }}-${{ hashFiles('**/pom.xml') }}
-          restore-keys: |
-            maven-${{ matrix.os }}-java${{ matrix.java }}-
-            maven-${{ matrix.os }}-
-
       - name: Set up JDK
-        uses: actions/setup-java@v1
+        uses: actions/setup-java@v2
         with:
+          cache: 'maven'
+          distribution: ${{ matrix.jdk }}
           java-version: ${{ matrix.java }}
 
       - name: Build with Maven
-        run: mvn verify -e -B -V -P run-its
+        run: mvn verify -e -B -V -P run-its