Changes

fix(deps): update module golang.org/x/mod to v0.21.0 (#3105)

This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| golang.org/x/mod | `v0.20.0` -> `v0.21.0` |
[![age](https://developer.mend.io/api/mc/badges/age/go/golang.org%2fx%2fmod/v0.21.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![adoption](https://developer.mend.io/api/mc/badges/adoption/go/golang.org%2fx%2fmod/v0.21.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
[![passing](https://developer.mend.io/api/mc/badges/compatibility/go/golang.org%2fx%2fmod/v0.20.0/v0.21.0?slim=true)](https://docs.renovatebot.com/merge-confidence/)
|
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|

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