fix typo

Author: alexjrk

.github/workflows/lint-docs.yml

@@ -20,7 +20,7 @@ jobs:
         uses: yezz123/setup-uv@v4
       - name: Install dependencies
         run: |
-          uv sunc --extra testing
+          uv sync --extra testing
       - name: Build docs with MkDocs
         run: |
           make docs