Bump @fontsource-variable/inter from 5.0.18 to 5.0.20

Bumps [@fontsource-variable/inter](https://github.com/fontsource/font-files/tree/HEAD/fonts/variable/inter) from 5.0.18 to 5.0.20.
- [Changelog](https://github.com/fontsource/font-files/blob/main/fonts/variable/inter/CHANGELOG.md)
- [Commits](https://github.com/fontsource/font-files/commits/HEAD/fonts/variable/inter)

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

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