Bump aiomysql from 0.0.22 to 0.2.0

Bumps [aiomysql](https://github.com/aio-libs/aiomysql) from 0.0.22 to 0.2.0.
- [Release notes](https://github.com/aio-libs/aiomysql/releases)
- [Changelog](https://github.com/aio-libs/aiomysql/blob/master/CHANGES.txt)
- [Commits](aio-libs/aiomysql@v0.0.22...v0.2.0)

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

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

pyproject.toml

@@ -26,7 +26,7 @@ all = ["aiomysql", "aiosqlite"]
 sqlite = ["aiosqlite"]
 mysql = ["aiomysql"]
 dev = [
-    "aiomysql==0.0.22",
+    "aiomysql==0.2.0",
     "aiosqlite==0.20.0",
     "aiounittest==1.4.2",
     "attribution==1.7.1",