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

Author: renovate[bot]

.github/workflows/build.yml

@@ -18,7 +18,7 @@ jobs:
       - run: python3 -m pip install --upgrade pip
       - id: pip-cache
         run: echo "dir=$(pip cache dir)" >> $GITHUB_OUTPUT
-      - uses: actions/cache@v4
+      - uses: actions/cache@v5
         with:
           path: ${{ steps.pip-cache.outputs.dir }}
           key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}

.github/workflows/deploy.yml

@@ -29,7 +29,7 @@ jobs:
         run: echo "dir=$(pip cache dir)" >> $GITHUB_OUTPUT
 
       - name: Cache dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ${{ steps.pip-cache.outputs.dir }}
           key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}