chore: remove one-shot downstream format fixer

.github/workflows/downstream-format-fix.yml

@@ -1,37 +0,0 @@
-name: Downstream format fix
-
-on:
-  push:
-    branches:
-      - feat/world-packet-boundary-clean-20260929
-
-permissions:
-  contents: write
-
-jobs:
-  format:
-    if: ${{ github.actor != 'github-actions[bot]' }}
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v5
-        with:
-          ref: feat/world-packet-boundary-clean-20260929
-      - uses: actions/setup-node@v5
-        with:
-          node-version: 24.14.0
-          cache: npm
-      - run: npm ci
-        env:
-          PUPPETEER_SKIP_DOWNLOAD: 1
-      - run: npm run format
-      - name: Commit formatting if needed
-        shell: bash
-        run: |
-          if git diff --quiet; then
-            exit 0
-          fi
-          git config user.name "github-actions[bot]"
-          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
-          git add -A
-          git commit -m "chore: apply adopted formatting"
-          git push