Update gradle/actions action to v4 (#75)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/ci.yaml

@@ -33,7 +33,7 @@ jobs:
           sudo udevadm trigger --name-match=kvm
 
       - name: Setup Gradle
-        uses: gradle/actions/setup-gradle@v3
+        uses: gradle/actions/setup-gradle@v4
 
       - name: Check Gradle wrapper
         uses: gradle/wrapper-validation-action@v3

.github/workflows/publish.yaml

@@ -35,7 +35,7 @@ jobs:
           sudo udevadm trigger --name-match=kvm
 
       - name: Setup Gradle
-        uses: gradle/actions/setup-gradle@v3
+        uses: gradle/actions/setup-gradle@v4
 
       - name: Check Gradle wrapper
         uses: gradle/wrapper-validation-action@v3