Update actions/cache action to v3.0.6

Author: renovate[bot]

.github/workflows/lint.yml

@@ -18,7 +18,7 @@ jobs:
         uses: actions/setup-python@v4
         with:
           python-version: ${{ matrix.python-version }}
-      - uses: actions/[email protected].5
+      - uses: actions/[email protected].6
         id: pip-cache
         with:
           path: ~/.cache/pip

.github/workflows/test.yml

@@ -26,15 +26,15 @@ jobs:
         with:
           python-version: ${{ matrix.python-version }}
 
-      - uses: actions/[email protected].5
+      - uses: actions/[email protected].6
         id: pip-cache
         with:
           path: ~/.cache/pip
           key: ${{ runner.os }}-${{ matrix.platform }}-pip-${{ matrix.python-version }}-${{ hashFiles('requirements.txt') }}
           restore-keys: |
             ${{ runner.os }}-${{ matrix.platform }}-pip-${{ matrix.python-version }}-
 
-      - uses: actions/[email protected].5
+      - uses: actions/[email protected].6
         id: pytest-cache
         with:
           path: |