[EGD-5404] Added onBoarding Sim select window

Added onBoarding Sim select window and skip sim select.
Removed old PhoneLock settings selector from settings.

[EGD-6740] Availability and Change handled by PhoneLockHandler

Availability and Change in phoneLock handled by
PhoneLockHandler. Removed old implementation from
onBoarding and Settings. Cleared language assets.

[EGD-6520] Show factory data on technical information window

Remove mocked data and read real data from settings db

[EGD-6453] Warning when adding incorrect event

When adding to Calendar an event which is incorrect  (e.g. has empty
title or end which is sooner than start) warning window appears.

[EGD-6637] Cleanup locks structure

Renaming existing locks namespace and created proper directory
structure.

[EGD-6600] Add rejected call message

Adds rejected call message
instead of ended call.

[EGD-6064] Add connecting and pairing bluetooth states

Pairing and connecting states are now visualized
in All devices window to inform phone user what is happening.

[EGD-5776] Replace incorrect block contact icon with the correct one

Replace incorrect block contact icon with the correct one.

[EGD-6337] Add desktop tethering notification

This PR adds home screen tethering notification. The notifications
allows user to disconnect tethering from desktop by focusing on
the notification and pressing `KEY_ENTER`

This PR adds also home screen notifications icons in `.png` format.
Icons shall be converted to `.vpi` and used in other tasks regarding
home screen notifications.

[EGD-6606] Fix the sound for meditation app

Added sound media as separate file, and changed path for it in code.

[EGD-6452] Sound selection GUI

Sound selection GUI used to change ringtone, message sound and
notification sound in settings.

[EGD-6528] Unused keys cleanup from language files

We should not have unused keys now in code

[EGD-5440] Onboarding passcode window

Add windows for setting passcode during onboarding process

[EGD-6208] Add blocking phone mode changes during tethering

When the tethering is enabled, the phone mode shouldn't change,
now, any attempt ends with a notification

[EGD-6324] Update audio assets

Upload latest audio assets. Original file names preserved.

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

[EGD-6433] Implement SIM PIN enable request

Implement SIM PIN enable/disable request
in PinLockHandler

[EGD-4736] Change PIN windows

Implement changing SIM PIN code flow

[EGD-6434] Tethering icon updated

Added an icon for tethering.

[EGD-6209] Tethering confirmation popup added

Provided a tethering confirmation popup.
The popup shows up once a USB cable is connected to a PC.

[EGD-6311] Audio settings windows

Added windows for phone call, messages, calendar and alarm clock
vibration and audio settings.