ci(automation): use action @ v1 rather than v1.x

Co-authored-by: Mestery <mestery@pm.me>

.github/workflows/authors.yml

@@ -10,7 +10,7 @@ jobs:
         with:
           fetch-depth: '0' # this is required to actually get all the authors
       - run: "tools/update-authors.js" # run the AUTHORS tool
-      - uses: gr2m/create-or-update-pull-request-action@v1.x # create a PR or update the Action's existing PR
+      - uses: gr2m/create-or-update-pull-request-action@v1 # create a PR or update the Action's existing PR
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with: