Changing moodle-plugin-ci.yml to remove annotations, resolves moodle-…

…an-hochschulen#591.

.github/workflows/moodle-plugin-ci.yml

@@ -36,7 +36,7 @@ jobs:
 
     steps:
       - name: Check out repository code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           path: plugin
 
@@ -67,11 +67,6 @@ jobs:
         if: ${{ always() }}
         run: moodle-plugin-ci phplint
 
-      - name: PHP Copy/Paste Detector
-        continue-on-error: true # This step will show errors but will not fail
-        if: ${{ always() }}
-        run: moodle-plugin-ci phpcpd
-
       - name: PHP Mess Detector
         continue-on-error: true # This step will show errors but will not fail
         if: ${{ always() }}