fix: build failure, attempted to run yarn prepare twice

Author: noelle-iterable

.github/workflows/codeql.yml

@@ -122,9 +122,7 @@ jobs:
       - if: matrix.build-mode == 'manual'
         shell: bash
         run: |
-          cd example
-          yarn prepare
-          cd android
+          cd example/android
           ./gradlew build
 
       - name: Perform CodeQL Analysis
@@ -181,9 +179,7 @@ jobs:
       - if: matrix.build-mode == 'manual'
         shell: bash
         run: |
-          cd example
-          yarn prepare
-          cd ios
+          cd example/ios
           xcodebuild -workspace expopluginexample.xcodeproj -scheme expopluginexample -configuration Debug -destination 'platform=iOS Simulator,name=iPhone 16' build
 
       - name: Perform CodeQL Analysis