update CI actions version

.github/workflows/ci.yml

@@ -33,13 +33,13 @@ jobs:
     name: Build the docker image
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Build docker image
         run: docker build -t $DOCKER_IMAGE_NAME $DOCKERFILE_PATH
       - name: Save Docker image
         run: docker image save -o image.tar $DOCKER_IMAGE_NAME
       - name: Upload image as an artifact
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v4
         with:
           name: image
           path: image.tar
@@ -49,15 +49,15 @@ jobs:
     runs-on: ubuntu-22.04
     needs: build
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Retrieve the image
-        uses: actions/download-artifact@v2
+        uses: actions/download-artifact@v4
         with:
           name: image
       - name: Load the image
         run: docker image load -i image.tar
       - name: Cache sonar-scanner data
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: .sonarcache
           key: sonar-scanner-cache