Update actions

Author: FlowArg

.github/workflows/gradle-publish.yml

@@ -16,9 +16,9 @@ jobs:
       packages: write
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
     - name: Set up JDK 8
-      uses: actions/setup-java@v2
+      uses: actions/setup-java@v4
       with:
         java-version: '8'
         distribution: 'zulu'