fix: add repository parameter to checkout steps for fork PR compatibility for cppcheck.yml

This amends 10499fb

Log:

Author: BLumia

workflow-templates/cppcheck.yml

@@ -14,9 +14,11 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - run: export
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v7
         with:
           ref: ${{ github.event.pull_request.head.sha }}
+          repository: ${{ github.event.pull_request.head.repo.full_name }}
+          allow-unsafe-pr-checkout: true
           persist-credentials: false
       - uses: linuxdeepin/action-cppcheck@main
         with: