ci: enable caching of python setup

Author: clintonsteiner

.github/workflows/lint.yml

@@ -18,6 +18,7 @@ jobs:
       uses: actions/setup-python@v5
       with:
         python-version: '3.12'
+        cache: 'pip'
 
     - name: Install ruff
       run: pip install ruff

.github/workflows/tests.yml

@@ -29,6 +29,7 @@ jobs:
       uses: actions/setup-python@v5
       with:
         python-version: ${{ matrix.python-version }}
+        cache: 'pip'
 
     - name: Linux
       run: |
@@ -64,6 +65,7 @@ jobs:
       uses: actions/setup-python@v5
       with:
         python-version: '3.13'
+        cache: 'pip'
 
     - name: macOS
       run: |

.github/workflows/wheels.yml

@@ -28,6 +28,7 @@ jobs:
       - uses: actions/setup-python@v5
         with:
           python-version: '3.11'
+          cache: 'pip'
 
       - name: Install cibuildwheel
         run: python -m pip install cibuildwheel==2.23.1
@@ -55,6 +56,7 @@ jobs:
       - uses: actions/setup-python@v5
         with:
           python-version: '3.11'
+          cache: 'pip'
 
       - uses: docker/setup-qemu-action@v3
         with: