chore(deps): update gradle/actions action to v6

Author: renovate[bot]

.github/workflows/build.yaml

@@ -23,7 +23,7 @@ jobs:
           distribution: temurin
 
       - name: Setup Gradle
-        uses: gradle/actions/setup-gradle@v5
+        uses: gradle/actions/setup-gradle@v6
         with:
           validate-wrappers: true
           gradle-home-cache-cleanup: true

.github/workflows/publish.yaml

@@ -28,7 +28,7 @@ jobs:
           distribution: temurin
 
       - name: Setup Gradle
-        uses: gradle/actions/setup-gradle@v5
+        uses: gradle/actions/setup-gradle@v6
         with:
           validate-wrappers: true
           cache-cleanup: always