Fix CI: install packages with --system flag for uv

Author: Arun Persaud

.github/workflows/test.yml

@@ -27,7 +27,7 @@ jobs:
 
     - name: Install dependencies
       run: |
-        uv pip install -e ".[test]"
+        uv pip install -e ".[test]" --system
 
     - name: Run tests
       run: |