merge v3 branch (#34)

* guard import

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

* Bump go.unistack.org/micro/v3 from 3.8.4 to 3.8.5 (#32)

Bumps [go.unistack.org/micro/v3](https://github.com/unistack-org/micro) from 3.8.4 to 3.8.5.
- [Release notes](https://github.com/unistack-org/micro/releases)
- [Commits](https://github.com/unistack-org/micro/compare/v3.8.4...v3.8.5)

---
updated-dependencies:
- dependency-name: go.unistack.org/micro/v3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

go.mod

@@ -2,4 +2,4 @@ module go.unistack.org/micro-client-http/v3
 
 go 1.16
 
-require go.unistack.org/micro/v3 v3.8.4
+require go.unistack.org/micro/v3 v3.8.5