Update ci.yml

Author: maloyparser

.github/workflows/ci.yml

@@ -23,7 +23,9 @@ jobs:
         uses: actions/cache@v3
         with:
           path: ~/.cache/pip
-          key: ${{ runner.os }}-pip-ruff-v1
+          key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}
+          restore-keys: |
+            ${{ runner.os }}-pip-
 
       - name: Install dependencies
         run: |