Fix Gradle build failure: add clean task and improve JVM configuration for Kotlin compilation

Author: djtester0013

.github/workflows/Techousecodeql.yml

@@ -71,9 +71,9 @@ jobs:
     - name: Run Gradle build
       run: |
         chmod +x ./gradlew
-        ./gradlew assembleDebug --no-daemon --info
+        ./gradlew clean assembleDebug --no-daemon --info -Dorg.gradle.jvmargs="-Xmx2048m" --gradle-user-home=/home/runner/.gradle
       env:
-        GRADLE_OPTS: "-Xmx2048m"
+        GRADLE_OPTS: "-Xmx2048m -XX:+UseG1GC"
 
     - name: Perform CodeQL Analysis
       uses: github/codeql-action/analyze@v4