Update prettier action + only look at webroot

.github/workflows/javascript-formatting.yml

@@ -20,10 +20,10 @@ jobs:
         fetch-depth: 0
 
     - name: Prettify code
-      uses: creyD/prettier_action@v3.1
+      uses: creyD/prettier_action@v3.3
       with:
         # This part is also where you can pass other options, for example:
-        prettier_options: --write **/*.{js,md}
+        prettier_options: --write webroot/**/*.{js,md}
         only_changed: true
       env:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}