build(deps): Bump golang.org/x/mod from 0.35.0 to 0.37.0 in /tests

Bumps [golang.org/x/mod](https://github.com/golang/mod) from 0.35.0 to 0.37.0.
- [Commits](https://github.com/golang/mod/compare/v0.35.0...v0.37.0)

---
updated-dependencies:
- dependency-name: golang.org/x/mod
  dependency-version: 0.37.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>