.github: use another action to retrieve the list of changes

Use the most popular action (249 stars at the moment) to retrieve the
list of changed files, because the action we used before only works fine
for branches forked off the tip of the master branch (fast-forward):

jitterbit/get-changed-files#42

.github/workflows/naming.yml

@@ -9,13 +9,13 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v2
 
-      - uses: jitterbit/get-changed-files@v1
+      - uses: tj-actions/changed-files@v18.7
         id: files
 
       - name: woke
-        uses:  get-woke/woke-action-reviewdog@v0
+        uses: get-woke/woke-action-reviewdog@v0
         with:
           github-token: ${{ secrets.GITHUB_TOKEN }}
           reporter: github-pr-check
           fail-on-error: true
-          woke-args: ${{ steps.files.outputs.added_modified }}
+          woke-args: ${{ steps.files.outputs.all_changed_files }}