Bump ua-parser-js from 0.7.20 to 0.7.28 in /dashboard (#719)

Bumps [ua-parser-js](https://github.com/faisalman/ua-parser-js) from 0.7.20 to 0.7.28.
- [Release notes](https://github.com/faisalman/ua-parser-js/releases)
- [Commits](faisalman/ua-parser-js@0.7.20...0.7.28)

Signed-off-by: dependabot[bot] <[email protected]>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Adam Janikowski <[email protected]>

Author: dependabot[bot]