* Adding document describing how to use logger
* Adjusting logs to follow a new guide
* Change order in log header:
line number is now before function name
Updated FreeRTOS source code to 10.4.6.
Moved FreeRTOS sources to the third-party directory.
Added necessary changes to the CMake configuration.
Split FreeRTOSConfig.h. From now, each board has its own.
Added missing log headers.
Minor refactor of the module-os cmake.
Fixed stack overflows in bell application main and time service.
Reworked AppSettings handling of BT devices to be prepared for
handling the HFP profile, eliminating by the way few bugs and
speeding up the flow (by getting rid of few refreshes).
Added unit tests for handling the BT devices flow
This PR:
* provides Bluetooth-Harness API messages definition [EGD-5944]
* provides Bluetooth-Harness API messages implementation
* provides Bluetooth-Harness API usage on harness side [EGD-5946]
* provides Bluetooth-Harness tests [EGD-5947]