[EGD-2630] Add pairing passkey handling on bluetooth settings side

Connect prompt window and add missing messages.

[EGD-2634] Add pairing process result confirmation

Enable pairing BT devices in settings.
Connect popup and add adjust messages for pairing error handling.

[EGD-5204] Show passcode screen only when PC is connected

USBConfigured event is not fired when powerbank, charger is connected.

[EGD-5204] Show passcode screen only when PC is connected

USBConfigured event is not fired when powerbank, charger is connected.

[EGD-5756] Add Update Window

Create Update Window(s) to control and visualize the MuditaOS update
process on Pure.

[EGD-5760] Add option to use minimal metadata

Add a possibility to use a minimal version of libphonenumber's metadata
to reduce firmware size in debug.

Signed-off-by: Marcin Smoczyński <smoczynski.marcin@gmail.com>

[EGD-5204] Secure USB communication

Secure all endpoints by returning 403(Forbidden) when USB is connected.
Request screen passcode to enable secured endpoints.

[EGD-5204] Secure USB communication

Secure all endpoints by returning 403(Forbidden) when USB is connected.
Request screen passcode to enable secured endpoints.

[EGD-5863] Add retry dialog window

Add generic retry dialog window

[EGD-5870] Fix filesystem remounting

Skip remounting if a filesystem is already R/W

[EGD-5836] Turn on/off the tethering via harness

This allows a user to turn on and off the tethering via test harness.

[EGD-4157] Actions queue added

All actions shall be queued in order to process them later.

[EGD-5714] Add phone mode handling for Audio Service

Added separate set of settings for all phone modes along
with basic support for phone mode change.

[EGD-5869] Add puregdb

Add misc-tools repo containing:
 - linker map file analyzer (firmware size analyzer)
 - gdb's plugin which checks system memory health

Automatically load puregdb at startup of a debug session.

Signed-off-by: Marcin Smoczyński <smoczynski.marcin@gmail.com>

[EGD-5860] Fix build packages

Error introduced by merge, fixed paths and dependences.

[EGD-5856] Update Btstack

Updated to the latest version, fixes few bugs

[EGD-3685] Fix timers starting without callback

Fixed null-callback timer in Vibra starting automatically on creation

[EGD-5831] Fix handling URC

Fix handling URC like no carrier

Merge branch 'EGD-5737-merge-master-to-exp-lbr-fix'

[EGD-5737] Temporary fix

Check if we have a race here

[EGD-5565] USB: Fix stack size for littlefs

Update USB submodule