Use upstream OSS-Docs-Tools/code-owner-self-merge ref (SchemaStore#5008)

Author: hyperupcall

.github/workflows/codeowners-merge.yml

@@ -12,7 +12,7 @@ jobs:
     steps:
       - uses: 'actions/checkout@v5'
       - name: 'Run Codeowners check'
-        uses: 'fox-forks/code-owner-self-merge@hyperupcall-hyperupcall-review-comments-errors'
+        uses: 'OSS-Docs-Tools/code-owner-self-merge@9f01f6d51b10a0e0a12300cdd614c9fa80787868'
         env:
           GITHUB_TOKEN: '${{ secrets.GITHUB_TOKEN }}'
         with: