Bump actions/cache from 3 to 4 (#8693)

Bumps [actions/cache](https://github.com/actions/cache) from 3 to 4.
- [Release notes](https://github.com/actions/cache/releases)
- [Changelog](https://github.com/actions/cache/blob/main/RELEASES.md)
- [Commits](actions/cache@v3...v4)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/docker.yml

@@ -28,7 +28,7 @@ jobs:
       docker_labels: ${{ steps.docker.outputs.labels }}
     steps:
       - name: Cache environment files
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: /tmp/buildkitd.toml
           key: ${{ github.workflow }}-environment
@@ -65,7 +65,7 @@ jobs:
             type=semver,pattern={{version}},enable=${{ github.ref == format('refs/heads/{0}', github.event.repository.default_branch) }}
             type=semver,pattern={{major}}.{{minor}},enable=${{ github.ref == format('refs/heads/{0}', github.event.repository.default_branch) }}
       - name: Restore environment files
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: /tmp/buildkitd.toml
           key: ${{ github.workflow }}-environment

.github/workflows/pythonpackage.yml

@@ -39,7 +39,7 @@ jobs:
       docker_labels: ${{ steps.docker.outputs.labels }}
     steps:
       - name: Cache environment files
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: /tmp/buildkitd.toml
           key: ${{ github.workflow }}-environment
@@ -145,7 +145,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Restore environment files
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: /tmp/buildkitd.toml
           key: ${{ github.workflow }}-environment
@@ -187,7 +187,7 @@ jobs:
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3
       - name: Cache environment files
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: /tmp/buildkitd.toml
           key: ${{ github.workflow }}-environment