v1.2.1

What's Changed

• Adding LE Light Codec by @NicoIIT in #87
• Improve handling of ble_adv_proxy in case of error or change by @NicoIIT in #89

Full Changelog: v1.2.0...v1.2.1

WARNING: It breaks users using Bluetooth of the host. Please use v1.2.3.

Ref #93