Create codespell.yml

Author: herosi

.github/workflows/codespell.yml

@@ -0,0 +1,8 @@
+name: codespell
+on: [pull_request, push]
+jobs:
+  codespell:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: codespell-project/actions-codespell@v2