[EGD-6049] Add voice call over HSP

Add support for voice calls over HSP.

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

[EGD-6701] System time usage fixes

Fixed all calls to stdlib time.
Removed all redundant calls to Timestamp treated as time source.

[EGD-6746] Expose new Message types system-wide

Allow all modules to access Request/Notification Message send templates.

[CP-120] Fixed USB comm. when Pure reconnected unlocked

USB comm. was secured when Pure was reconnected to PC while unlocked

[BH-398] Move sml to a separate directory

Move sml to a separate directory

[EGD-5885] Added SimLockHandler

Refactored LockWindow TitleBar handling. Added Sim pin request
block on lockedPhone. Added Sim info popup added when pin
changed. Updated assets. Removed old PinLock structures.
Cleared LockBox structures. Removed old settings sim setters.
New CellularMessage adaptation. Cleared Lock structure.

[EGD-6567] Add GSM time update handling

Adds handling GSM time update in service time.

[EGD-5171] Utils to string fix

Fixed utils to string function to work with 8 bit integers.
Also nodiscard attribute added there.

[EGD-6736] Add app's state dependent autoLock mechanism

This PR provides the implementation of the auto-locking mechanism that
is dependent on an application's current auto-locking policy. Three
auto-lock policies have been introduced:

* DetermineByWindow
* DetermineByAppState
* PreventPermanently

Also changed the AutoLockWindow set/get auto-lock time value to the
message-based approach.

[EGD-6447] Add Bluetooth PIN pairing

Implemented legacy pairing using PIN code

[EGD-6796] Fix excesive ATA command with HSP

This commit fixes excesive ATA cmd in HSP by checking call type in
ServiceCellular.

[BH-356] Move TPLIB (microtar) to separate directory

Move microtar to lib, amend CMAKE files

[EGD-6605] Fix RTC time not retained between resets if set manually

When setting datetime from timestamp (manually, not from network),
SRTC is set in order to retain the RTC datetime between resets.

RTC handling was refactored in order to get rid of unnecesary
conversions and third-party code mixed with proprietary code
within a single file.

[BH-364] Move TPLIB magic_enum to separate dir

Changed submodule directory and updated cmake scripts and include paths

[EGD-5762] Add documentation to AutoLock functionality

This PR provides documentation for automatic lock functionality

[EGD-6536] Settings API guideline added

Guideline explaining how should Settings object be used

[EGD-6746] Use new SimCard implementation

Switch to SimCard implementation provided by previous commit

[BH-358] Add Move TPLIB (CRC32) to separate directory

Change directory location and update CMAKE

[EGD-6746] New SimCard implementation

New approach to the Cellular SimCard submodule

[CP-2] I don't want to see data from Pure in Center when Pure is locked

[CP-48] Re-enabled USB security
[CP-49] Update test harness with usb security