Updating action to latest versions

.github/workflows/maven.yml

@@ -11,13 +11,13 @@ jobs:
     runs-on: ubuntu-latest
  
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Set up JDK 17.0.2
-        uses: actions/setup-java@v1
+        uses: actions/setup-java@v4
         with:
           java-version: 17.0
       - name: Cache Maven packages
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: ~/.m2
           key: ${{ runner.os }}-m2-${{ hashFiles('**/pom.xml') }}
@@ -26,7 +26,7 @@ jobs:
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
       - name: Upload AntiVPN
-        uses: actions/upload-artifact@v2
+        uses: actions/upload-artifact@v4
         with:
           name: AntiVPN
           path: Assembly/target/Assembly-*.jar