Bump actions/upload-artifact from 4 to 7

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 4 to 7.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](https://github.com/actions/upload-artifact/compare/v4...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>

.github/workflows/build.yaml

@@ -111,21 +111,21 @@ jobs:
         run: npm run test:e2e:userscript:run
 
       - name: Upload Chrome artifact
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: ryd-chrome
           path: ./Extensions/combined/dist/chrome
           retention-days: 7
 
       - name: Upload Firefox artifact
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: ryd-firefox
           path: ./Extensions/combined/dist/firefox
           retention-days: 7
 
       - name: Upload Safari artifact
-        uses: actions/upload-artifact@v6
+        uses: actions/upload-artifact@v7
         with:
           name: ryd-safari
           path: ./Extensions/combined/dist/safari
@@ -133,7 +133,7 @@ jobs:
 
       - name: Upload Playwright failure artifacts
         if: failure()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v7
         with:
           name: playwright-browser-failures
           path: |