chore: commitlint PoC subject-case (#2416)

Author: apeabody

.github/workflows/lint.yaml

@@ -67,7 +67,7 @@ jobs:
       - name: Install commitlint
         run: |
           npm install -D @commitlint/[email protected] @commitlint/[email protected]
-          echo "module.exports = { extends: ['@commitlint/config-conventional'], };" > commitlint.config.js
+          echo "module.exports = { extends: ['@commitlint/config-conventional'], rules: {'subject-case': [0]} };" > commitlint.config.js
           npx commitlint --version
       - name: Validate PR commits with commitlint
         if: github.event_name == 'pull_request'