github action node16 thing

.github/workflows/gradle.yml

@@ -10,7 +10,7 @@ jobs:
     concurrency: ci
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Generate build number for push
         id: buildnumber
@@ -60,17 +60,17 @@ jobs:
             hardcoded_optimization: 'false'
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         submodules: true
     - name: Set up JDK 1.8
-      uses: actions/setup-java@v3
+      uses: actions/setup-java@v4
       with:
         distribution: temurin
         java-version: 8.0
 
     - name: Cache gradle files
-      uses: actions/cache@v3
+      uses: actions/cache@v4
       with:
         path: |
           ~/.gradle/caches
@@ -108,7 +108,7 @@ jobs:
         cd installer
         ./create_installer_all_in_one.sh
 
-    - uses: actions/upload-artifact@v3
+    - uses: actions/upload-artifact@v4
       with:
         name: '[${{matrix.name}}] TISCarpet build${{ needs.prepare.outputs.build_number }} installer'
         path: installer/TISCarpet_installer.tar.gz