Use local codespell workflow

.codespell_ignore

@@ -0,0 +1 @@
+assertIn

.github/workflows/rd_codespell.yaml

@@ -3,26 +3,13 @@ on:
   pull_request:
 
 jobs:
-  reviewdog-github-check:
-    permissions:
-      checks: write
-      contents: read
-      pull-requests: write
-    name: reviewdog (github-check)
+  codespell:
+    name: runner / codespell
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
-
-      - name: Install codespell
-        run: |
-          python -m pip install -U codespell
-
-      - name: Setup reviewdog
-        uses: reviewdog/action-setup@v1
-
-      - name: Run reviewdog
-        env:
-          REVIEWDOG_GITHUB_API_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-        run: |
-          codespell -q 3 -S $(paste -s -d, .codespell_skip) -L assertIn . \
-          | reviewdog -efm="%f:%l: %m" -name="codespell" -reporter=github-pr-check -level=warning
+      - uses: actions/checkout@v1
+      - name: codespell
+        uses: plettich/action-codespell@master
+        with:
+          reporter: github-pr-review
+          level: info