Aio-openapi

* remove `uvloop` from dependencies
* fix doc build

* Drop support for python 3.7 and add support for python 3.10
* Use [poetry](https://python-poetry.org/) as package manager

Backward incompatible Release
==============================

* The library works with [SqlAlchemy](https://www.sqlalchemy.org/) version >= 1.4
* Uses sqlalchemy async API
* Fix mypy file
* Drop sqlalchemy query compiler (no longer needed)

* Fix openapi version to 3.0.3

* Drop support for python 3.6
* Use `sentry-sdk` for sentry integration