build(deps-dev): bump cypress from 15.20.1 to 15.21.0

Bumps [cypress](https://github.com/cypress-io/cypress) from 15.20.1 to 15.21.0.
- [Release notes](https://github.com/cypress-io/cypress/releases)
- [Changelog](https://github.com/cypress-io/cypress/blob/develop/CHANGELOG.md)
- [Commits](cypress-io/cypress@v15.20.1...v15.21.0)

---
updated-dependencies:
- dependency-name: cypress
  dependency-version: 15.21.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]