Merge pull request #2928 from ehuss/update-dependencies-no-fork

Disable update-dependencies on forks

Author: ehuss

.github/workflows/update-dependencies.yml

@@ -8,6 +8,7 @@ jobs:
   update:
     name: Update dependencies
     runs-on: ubuntu-latest
+    if: github.repository == 'rust-lang/mdBook'
     steps:
       - uses: actions/checkout@v5
       - name: Install Rust