Update GitHub action.

Author: codecop

.github/workflows/ci-workflow-java-maven-docker.yml

@@ -7,14 +7,14 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Check out the repo
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
 
     - name: Set up Java
       uses: actions/setup-java@v1
       with:
         java-version: 1.8
     - name: Cache Maven packages
-      uses: actions/cache@v2
+      uses: actions/cache@v4
       with:
         path: ~/.m2
         key: ${{ runner.os }}-m2-${{ hashFiles('**/pom.xml') }}