add paths to all workflows

.github/workflows/pre-commit.yml

@@ -20,7 +20,7 @@ jobs:
     - name: Setup Ruby
       uses: ruby/setup-ruby@v1
       with:
-        ruby-version: '2.7'
+        ruby-version: '3.0'
 
     - name: Checkout TinyUSB
       uses: actions/checkout@v3