Airthings-ble

Fix
* Fix version pinning for bleak-retry-connector ([`6a8982c`](https://github.com/vincegio/airthings-ble/commit/6a8982c87cfcfb37b8ea1f9bad878444cc025c0a))

Fix
* Fix incompability with home assistant package versionings ([`0949bd2`](https://github.com/vincegio/airthings-ble/commit/0949bd28c7495264be55da4b9f1997cae2b391e5))

Feature
* Change identifier to be serial number ([`13fd0bd`](https://github.com/vincegio/airthings-ble/commit/13fd0bda1bd544b8a3c7d39baa187d5b7127599a))

Feature
* Gracefully pass bleak exceptions during characteristics readings ([`29d38a7`](https://github.com/vincegio/airthings-ble/commit/29d38a754b0ad8a2390d7d17b626061e29f135ba))

Feature
* Add dataclass to AirthingsDevice ([`88e525a`](https://github.com/vincegio/airthings-ble/commit/88e525ae9e00ce707f316785538aedc0d7b9dcaa))

Fix
* Properly parse rel_atm_pressure ([`8f32209`](https://github.com/vincegio/airthings-ble/commit/8f3220948e2e74f7957890c81ada04aa9925c196))

Feature
* Add device ident and address, make variables optional ([`0e1e80d`](https://github.com/vincegio/airthings-ble/commit/0e1e80d78c1a400c773e37d3982614d3c246b607))