[FL-667] Power saving: deep sleep in tickless state (#300)

* SYSTEM: tickless mode with deep sleep.
* Move FreeRTOS ticks to lptim2.
* API: move all sumbodules init routines to one place.
* Timebase: working lptim2 at tick source.
* API Timebase: lp-timer routines, timer access safe zones prediction and synchronization. 
* FreeRTOS: adjust configuration for tickless mode.
* NFC: support for tickless mode.
* API Timebase: improve tick error handling in IRQ. 
* Apploader: use insomnia mode to run applications.
* BLE: prevent sleep while core2 starting.
* HAL: nap while in insomnia mode.

Co-authored-by: coreglitch <mail@s3f.ru>

firmware/targets/f4/api-hal/api-hal.c

@@ -0,0 +1,7 @@
+#include <api-hal.h>
+
+void api_hal_init() {
+    api_hal_timebase_init();
+    api_hal_vcp_init();
+    api_hal_spi_init();
+}