[EGD-6955] Add calls notifications in DND

Add notifications for incoming calls in DND
phone mode according to design.

Merge branch 'stable' - release v0.71.1

add changelog for v0.70.1

[EGD-7004] Removed sensitive data

Sensitive data removed from logs in module-bsp.
Commented out legacy code removed.

[BH-390] Turned notes app into library

Turned application notes into separate library, specified
private and public include directories and dependencies,
removed application notes from Bell Hybrid target

[EGD-7003] Removed sensitive data bt

Sensitive data removed from logs in module bluetooth
and service bluetooth.

[BH-464] Moved USB stack to third-party dir

Moved USB stack, defined separate library and its dependencies,
assigned library to specific sections in linker script, reduced
build time by more than 10 percent thanks to ending building
usb stack file both in module-bsp and module-vfs

[CP-253] Add checksum to package transfer

Added CRC32 to FS download command

[BH-591] Add Spinner Widget

Adding spinner widget.

[EGD-6699] Add timezone selecting window

Implementation of the time zone selection from the list
of available cities.

[CP-270] Replace CRC32 library

Replaced CRC-32 lib from csbruce.com/software/ with
github.com/stbrumme/hash-library

[EGD-6978] Outgoing calls fixes

Fixed calling from ICE contacts, phonebook and messages.

[BH-363] Move libphonenumber to a separate directory

Move libphonenumber to a separate directory

[CP-183] Do not log sensitive data in service-desktop

Remove potential printing of user-sensitive data.

[EGD-6697] Fix DateTime tests

Subtractring 0 from current month yields the same date.

[EGD-6990] No autolock when battery is low

Prevent autolock actions on DeadBatteryWindow and ChargingBatteryWindow

[BH-379] Librarize application-calculator

Librarize application-calculator

[CP-248] Harness script to transfer Update package to Pure

Script to JUST transfer update package to Pure
without starting OS update

[EGD-6514] HSP volume control

Bluetooth headset profile volume control
introduced. Small refactor on A2DP volume control
done.

[EGD-6986] Add Store timezone in settings db

Adds storing current timezone in settings database.
It allows to proper handling of timezone on system startup.