ci: skip oca-gen-addon-readme

This hook is meant to run only on dev machines. On CI we can skip it because the bot will regenerate the README if needed anyway.

.github/workflows/lint.yml

@@ -14,3 +14,12 @@ jobs:
       - uses: actions/checkout@v3
       - uses: actions/setup-python@v2
       - uses: pre-commit/[email protected]
+        env:
+          # Consider valid a PR that changes README fragments but doesn't
+          # change the README.rst file itself. It's not really a problem
+          # because the bot will update it anyway after merge. This way, we
+          # lower the barrier for functional contributors that want to fix the
+          # readme fragments, while still letting developers get README
+          # auto-generated (which also helps functionals when using runboat).
+          # DOCS https://pre-commit.com/#temporarily-disabling-hooks
+          SKIP: oca-gen-addon-readme