chore(deps): bump actions/upload-artifact from 6 to 7

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 6 to 7.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](actions/upload-artifact@v6...v7)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -49,7 +49,7 @@ jobs:
           fi
       - name: Upload coverage reports
         if: always() && github.event_name == 'pull_request' && matrix.os == 'ubuntu-latest' && matrix.node-version == '22.x'
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: coverage-report
           path: coverage/
@@ -124,7 +124,7 @@ jobs:
           mkdir -p coverage
           echo "No coverage data available for base branch (uses yarn)" > coverage/README.md
       - name: Upload base coverage
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: coverage-base
           path: coverage/

.github/workflows/pack-upload.yml

@@ -22,7 +22,7 @@ jobs:
         run: npm run create-shrinkwrap
       - name: Building deb
         run: npx oclif pack:deb
-      - uses: actions/upload-artifact@v6
+      - uses: actions/upload-artifact@v7
         with:
           name: packed-deb
           path: /home/runner/work/cli/cli/dist
@@ -42,7 +42,7 @@ jobs:
         run: npm run create-shrinkwrap
       - name: Building tarballs
         run: npx oclif pack:tarballs --xz --parallel
-      - uses: actions/upload-artifact@v6
+      - uses: actions/upload-artifact@v7
         with:
           name: packed-tarballs
           path: /home/runner/work/cli/cli/dist
@@ -66,7 +66,7 @@ jobs:
       - run: |
           cd /home/runner/work/cli/cli/dist/deb
           /home/runner/work/cli/cli/scripts/sign/deb
-      - uses: actions/upload-artifact@v6
+      - uses: actions/upload-artifact@v7
         with:
           name: signed-deb
           path: /home/runner/work/cli/cli/dist