Merge pull request TeamNewPipe#10908 from TeamNewPipe/node-20

Update workflows to use Node 20

.github/workflows/ci.yml

@@ -37,7 +37,7 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
-      - uses: gradle/wrapper-validation-action@v1
+      - uses: gradle/wrapper-validation-action@v2
 
       - name: create and checkout branch
         # push events already checked out the branch
@@ -123,7 +123,7 @@ jobs:
           cache: 'gradle'
 
       - name: Cache SonarCloud packages
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ~/.sonar/cache
           key: ${{ runner.os }}-sonar