Bump aiodns from 3.0.0 to 3.4.0

Bumps [aiodns](https://github.com/saghul/aiodns) from 3.0.0 to 3.4.0.
- [Release notes](https://github.com/saghul/aiodns/releases)
- [Changelog](https://github.com/aio-libs/aiodns/blob/master/ChangeLog)
- [Commits](aio-libs/aiodns@aiodns-3.0.0...v3.4.0)

---
updated-dependencies:
- dependency-name: aiodns
  dependency-version: 3.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

requirements.txt

@@ -3,4 +3,4 @@ prometheus-client==0.14.1
 black==22.3.0
 isort==5.10.1
 cchardet==2.1.7
-aiodns==3.0.0
+aiodns==3.4.0