chore(deps): update actions/cache digest to 5a3ec84

Author: renovate[bot]

.github/workflows/docs.yml

@@ -38,7 +38,7 @@ jobs:
         run: |
           echo "cache_id=$(date --utc '+%V')" >> $GITHUB_ENV
       - name: handle cache
-        uses: actions/cache@1bd1e32a3bdc45362d1e726936510720a7c30a57 # v4
+        uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4
         with:
           key: mkdocs-material-${{ env.cache_id }}
           path: .cache