test: ignore NotIn codespell

Author: andyzhangx

.github/workflows/codespell.yml

@@ -13,3 +13,4 @@ jobs:
         with:
           check_filenames: true
           skip: ./.git,./.github/workflows/codespell.yml,.git,*.png,*.jpg,*.svg,*.sum,./vendor,go.sum,./release-tools/prow.sh,./client/vendor
+          ignore_words_list: "NotIn"