Bump cypress-io/github-action from 5 to 6 (#19)

Bumps [cypress-io/github-action](https://github.com/cypress-io/github-action) from 5 to 6.
- [Release notes](https://github.com/cypress-io/github-action/releases)
- [Changelog](https://github.com/cypress-io/github-action/blob/master/CHANGELOG.md)
- [Commits](cypress-io/github-action@v5...v6)

---
updated-dependencies:
- dependency-name: cypress-io/github-action
  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/ci.yml

@@ -21,7 +21,7 @@ jobs:
       # This action is provided by Cypress. It installs node and the NPM
       # dependencies, and caches them.
       - name: Cypress install
-        uses: cypress-io/github-action@v5
+        uses: cypress-io/github-action@v6
         with:
           # NOTE: we don't actually run tests here!
           runTests: false
@@ -92,7 +92,7 @@ jobs:
 
       # Run all cypress tests.
       - name: Cypress run
-        uses: cypress-io/github-action@v5
+        uses: cypress-io/github-action@v6
         with:
           # Simply start a python http server that exposes the build/ dir
           start: python3 -m http.server --directory build 3000