Upgrade JDK version to 17 in github actions

Author: yongce

.github/workflows/ci.yml

@@ -8,8 +8,9 @@ jobs:
 
     steps:
     - name: checkout
-      uses: actions/checkout@v2
-
+      uses: actions/checkout@v3
+    - name: setup Java 17
+      uses: actions/setup-java@v2
     - name: Build the project
       run: ./gradlew build