build: bump @fontsource-variable/lexend from 5.1.2 to 5.2.5

Bumps [@fontsource-variable/lexend](https://github.com/fontsource/font-files/tree/HEAD/fonts/variable/lexend) from 5.1.2 to 5.2.5.
- [Changelog](https://github.com/fontsource/font-files/blob/main/CHANGELOG.md)
- [Commits](https://github.com/fontsource/font-files/commits/HEAD/fonts/variable/lexend)

---
updated-dependencies:
- dependency-name: "@fontsource-variable/lexend"
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]