Fix
* Bump psr to fix CI ([38](https://github.com/Bluetooth-Devices/led-ble/issues/38)) ([`ab09fed`](https://github.com/Bluetooth-Devices/led-ble/commit/ab09fedd632f937cb4064254c8e61c349f8c8d6d))
* Drop async_timeout on py3.11+ ([37](https://github.com/Bluetooth-Devices/led-ble/issues/37)) ([`fba769f`](https://github.com/Bluetooth-Devices/led-ble/commit/fba769f33cf7ac1f89105e29615e3d15707ecdcf))
* Do not try to stop notify if read char is missing ([36](https://github.com/Bluetooth-Devices/led-ble/issues/36)) ([`03c84f9`](https://github.com/Bluetooth-Devices/led-ble/commit/03c84f99deba04c3d04236f608e24ad137540b8c))