Bump actions/cache from 2 to 3

Bumps [actions/cache](https://github.com/actions/cache) from 2 to 3.
- [Release notes](https://github.com/actions/cache/releases)
- [Commits](actions/cache@v2...v3)

---
updated-dependencies:
- dependency-name: actions/cache
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/run-integration-tests-basex.yml

@@ -24,7 +24,7 @@ jobs:
         id: buildx
         uses: docker/setup-buildx-action@v1
       - name: Cache Docker Register
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: /tmp/.buildx-cache
           key: ${{ runner.os }}-buildx-${{ hashFiles('**/Dockerfile') }}

.github/workflows/run-integration-tests-postgresql.yml

@@ -24,7 +24,7 @@ jobs:
         id: buildx
         uses: docker/setup-buildx-action@v1
       - name: Cache Docker Register
-        uses: actions/cache@v2
+        uses: actions/cache@v3
         with:
           path: /tmp/.buildx-cache
           key: ${{ runner.os }}-buildx-${{ hashFiles('**/Dockerfile') }}