Bump the artifacts group with 2 updates

Bumps the artifacts group with 2 updates: [actions/upload-artifact](https://github.com/actions/upload-artifact) and [actions/download-artifact](https://github.com/actions/download-artifact).


Updates `actions/upload-artifact` from 6.0.0 to 7.0.0
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@b7c566a...bbbca2d)

Updates `actions/download-artifact` from 7.0.0 to 8.0.0
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](actions/download-artifact@37930b1...70fc10c)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-version: 7.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: artifacts
- dependency-name: actions/download-artifact
  dependency-version: 8.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: artifacts
...

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

Author: dependabot[bot]

.github/workflows/realworld-bundler.yml

@@ -52,7 +52,7 @@ jobs:
       - name: Run Test
         run: bin/rake spec:realworld
       - name: Upload used cassettes as artifact
-        uses: actions/upload-artifact@b7c566a772e6b6bfb58ed0dc250532a479d7789f # v6.0.0
+        uses: actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f # v7.0.0
         with:
           name: cassettes-bundler-${{ matrix.os.value }}-${{ matrix.ruby.name }}
           path: ./bundler/spec/support/artifice/used_cassettes.txt
@@ -102,7 +102,7 @@ jobs:
       - name: Run Test
         run: bin/rake spec:realworld
       - name: Upload used cassettes as artifact
-        uses: actions/upload-artifact@b7c566a772e6b6bfb58ed0dc250532a479d7789f # v6.0.0
+        uses: actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f # v7.0.0
         with:
           name: cassettes-system-rubygems-bundler-${{ matrix.ruby.name }}
           path: ./bundler/spec/support/artifice/used_cassettes.txt
@@ -124,7 +124,7 @@ jobs:
       - name: Prepare dependencies
         run: bin/rake setup
       - name: Download all used cassettes as artifacts
-        uses: actions/download-artifact@37930b1c2abaa49bbe596cd826c3c89aef350131 # v7.0.0
+        uses: actions/download-artifact@70fc10c6e5e1ce46ad2ea6f2b72d43f7d47b13c3 # v8.0.0
         with:
           path: ./bundler/spec/support/artifice/used_vcr_cassettes
       - name: Check unused cassettes