Bump golang.org/x/text from 0.19.0 to 0.21.0

Bumps [golang.org/x/text](https://github.com/golang/text) from 0.19.0 to 0.21.0.
- [Release notes](https://github.com/golang/text/releases)
- [Commits](golang/text@v0.19.0...v0.21.0)

---
updated-dependencies:
- dependency-name: golang.org/x/text
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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