Sqlalchemy-state-machine

* Bump version [Pavel Liashkov]
* Update Makefile [Pavel Liashkov]
* Add codecov workflow [Pavel Liashkov]
* Add codecov badge [Pavel Liashkov]
* Bump transitions from 0.8.6 to 0.8.7 [dependabot[bot]]
* Add codecov workflow [Pavel Liashkov]
* Add codecov badge [Pavel Liashkov]
* Add codecov settings [Pavel Liashkov]
* Bump version [Pavel Liashkov]

* Bump transitions from 0.8.6 to 0.8.7 [dependabot[bot]]
* Bump version [Pavel Liashkov]

* Bump sqlalchemy from 1.3.22 to 1.3.23 [dependabot[bot]]
* Bump version [Pavel Liashkov]

* Add download count in readme [Pavel Liashkov]
* Bump version [Pavel Liashkov]

* Fix package format [Pavel Liashkov]
* Add licence link to readme [Pavel Liashkov]
* Change readme format [Pavel Liashkov]
* Add link on security policy [Pavel Liashkov]
* NOTASK: Bump version [Pavel Liashkov]

* Add state mixin [Pavel Liashkov]