Maintenance for CMSIS 5.4.0:
- Updated to CMSIS RTOS2 API 2.1.3
- Updated Arm standard C library interface
- Added configuration for the Event Recorder
- Added TrustZone example for Armv8M using RTOS2 API
- Enhanced FreeRTOS component viewer
- Corrected osDelayUntil execution duration
- Corrected SysTick_Handler execution when kernel is not started
- Corrected critical section for osKernelGetSysTimerCount