Maintenance for CMSIS 5.3.0:
- Added queue registry support to CMSIS:RTOS2:FreeRTOS component.
- Updated CMSIS-FreeRTOS component view to display queue, mutex and semaphore objects.
- Updated to CMSIS RTOS2 API 2.1.2 and OS Tick API 1.0.1.
- Fixed context switch response latency for API calls from ISR.