build(deps): bump terser from 5.10.0 to 5.31.0 in /ui

Bumps [terser](https://github.com/terser/terser) from 5.10.0 to 5.31.0.
- [Changelog](https://github.com/terser/terser/blob/master/CHANGELOG.md)
- [Commits](terser/terser@v5.10.0...v5.31.0)

---
updated-dependencies:
- dependency-name: terser
  dependency-type: indirect
...

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