Chore: add ymlfmt (#9745)

.github/workflows/pr-bot.yml

@@ -1,26 +1,21 @@
 name: PR Bot
-
 on:
   pull_request:
     types: [opened]
   pull_request_target:
     types: [opened]
-
 permissions:
   contents: read
   pull-requests: write
-
 jobs:
   pr-bot:
     name: Automated PR Bot
     runs-on: ubuntu-latest
-
     steps:
       - name: Label by file path
         uses: actions/labeler@v5
         with:
           repo-token: ${{ secrets.GITHUB_TOKEN }}
-
       - name: Label by size
         uses: Gascon1/pr-size-labeler@v1.3.0
         with:
@@ -30,13 +25,7 @@ jobs:
           s_label: 'non-trivial'
           s_diff: '99999'
           fail_if_xl: 'false'
-          excluded_files: >
-            /\.lock$/
-            /\.txt$/
-            ^src-ui/pnpm-lock\.yaml$
-            ^src-ui/messages\.xlf$
-            ^src/locale/en_US/LC_MESSAGES/django\.po$
-
+          excluded_files: /\.lock$/ /\.txt$/ ^src-ui/pnpm-lock\.yaml$ ^src-ui/messages\.xlf$ ^src/locale/en_US/LC_MESSAGES/django\.po$
       - name: Label bot-generated PRs
         if: ${{ contains(github.actor, 'dependabot') || contains(github.actor, 'crowdin-bot') }}
         uses: actions/github-script@v7
@@ -62,7 +51,6 @@ jobs:
                 labels,
               });
             }
-
       - name: Welcome comment
         if: ${{ !contains(github.actor, 'bot') }}
         uses: actions/github-script@v7