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

Author: renovate[bot]

.github/workflows/build.yaml

@@ -33,7 +33,7 @@ jobs:
         with:
           node-version: ${{ matrix.node-version }}
       - name: Cache Node.js modules and Next.js build
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: |
             ~/.npm