Fix Gradle cache for Linux in unified IntelliJ IDEA workflow

Author: AlexPl292

.github/workflows/runUiTestsIJ.yml

@@ -21,6 +21,8 @@ jobs:
         run: brew install ffmpeg
       - name: Setup Gradle
         uses: gradle/actions/setup-gradle@v4
+        with:
+          cache-read-only: false
       - name: Build Plugin
         run: gradle :buildPlugin --configuration-cache
       - name: Run Idea
@@ -99,6 +101,8 @@ jobs:
         run: sudo apt-get update && sudo apt-get install -y ffmpeg
       - name: Setup Gradle
         uses: gradle/actions/setup-gradle@v4
+        with:
+          cache-read-only: false
       - name: Build Plugin
         run: gradle :buildPlugin --configuration-cache
       - name: Start Xvfb