chore(deps): update actions/cache action to v5

Author: renovate[bot]

.github/actions/run-examples/action.yml

@@ -54,7 +54,7 @@ runs:
       with:
         python-version: ${{ inputs.python-version }}
     - name: Cache pip
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         # This path is specific to Ubuntu
         path: ${{ env.pythonLocation }}

.github/workflows/build.yml

@@ -24,7 +24,7 @@ jobs:
       with:
         python-version: ${{ matrix.python-version }}
     - name: Cache pip
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         # This path is specific to Ubuntu
         path: ${{ env.pythonLocation }}