Update ci-internal.yml

Author: sierpinskid

.github/workflows/ci-internal.yml

@@ -95,9 +95,9 @@ jobs:
       - name: Install node package, `unity-verify-code`
         run: npm install --global https://github.com/sierpinskid/unity-verify-code
 
-      - name: Install xar (for extracting .pkg files on Linux)
+      - name: Install unar (for extracting .pkg files on Linux)
         if: ${{ inputs.os }} == 'ubuntu-latest'
-        run: sudo apt-get install -y xar
+        run: sudo apt-get install -y unar
 
       - name: Download Unity & Modules
         shell: bash
@@ -210,7 +210,7 @@ jobs:
             if [[ ${{ inputs.os }} == 'macos-latest' ]]; then
               sudo installer -package ~/UnityIosModule.pkg -target /
             elif [[ ${{ inputs.os }} == 'ubuntu-latest' ]]; then
-              xar -xf ~/UnityAndroidModule.pkg -C /opt/Editor
+              unar -o /opt/Editor ~/UnityAndroidModule.pkg
             fi
 
       - name: Create Test Results dir