fix: install without blob extra in CI — vercel_blob requires Python >=3.10, CI tests 3.9

Author: Douglas Jones

.github/workflows/ci.yml

@@ -25,7 +25,7 @@ jobs:
           python-version: ${{ matrix.python-version }}
 
       - name: Install package
-        run: pip install -e ".[blob]"
+        run: pip install -e "."
 
       - name: Run test suite
         run: python3 -m pytest tests/ -q --tb=short