Update deprecated gradle GA

Author: mpgxvii

.github/workflows/main.yml

@@ -28,7 +28,7 @@ jobs:
           java-version: 17
 
       - name: Setup Gradle
-        uses: gradle/gradle-build-action@v2
+        uses: gradle/actions/setup-gradle@v3
 
       - name: Compile code
         run: ./gradlew assemble

.github/workflows/oura.yml

@@ -28,7 +28,9 @@ jobs:
           java-version: 17
 
       - name: Setup Gradle
-        uses: gradle/gradle-build-action@v2
+        uses: gradle/actions/setup-gradle@v3
+        with:
+          gradle-version: '8.4'
 
       - name: Compile code
         run: gradle assemble