Rename erblint to erb_lint in CI workflow

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: dadachi

.github/workflows/ci.yml

@@ -40,8 +40,8 @@ jobs:
       - name: Lint code for consistent style
         run: bin/rubocop -f github
 
-      - name: Erblint
-        run: bundle exec erblint --lint-all
+      - name: Erb Lint
+        run: bundle exec erb_lint --lint-all
 
   test:
     timeout-minutes: 10