build(deps): Bump actions/cache from v2 to v2.1.4

Bumps [actions/cache](https://github.com/actions/cache) from v2 to v2.1.4.
- [Release notes](https://github.com/actions/cache/releases)
- [Commits](https://github.com/actions/cache/compare/v2...26968a09c0ea4f3e233fdddbafd1166051a095f6)

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/build-and-test.yml

@@ -34,7 +34,7 @@ jobs:
           driver-opts: network=host
 
       - name: Cache Docker layers
-        uses: actions/cache@v2
+        uses: actions/cache@v2.1.4
         with:
           path: ${{ env.CACHE_PATH }}
           key: ${{ runner.os }}-buildx-${{ github.sha }}

.github/workflows/publish.yml

@@ -33,7 +33,7 @@ jobs:
         uses: docker/setup-buildx-action@v1
 
       - name: Cache Docker layers
-        uses: actions/cache@v2
+        uses: actions/cache@v2.1.4
         with:
           path: ${{ env.CACHE_PATH }}
           key: ${{ runner.os }}-buildx-${{ github.sha }}