Merge pull request #5942 from c1728p9/remove_tickless_assert

Remove tickless assert for tick count

Author: cmonr

rtos/TARGET_CORTEX/mbed_rtx_idle.cpp

@@ -194,7 +194,6 @@ static void default_idle_hook(void)
 
     core_util_critical_section_enter();
     uint32_t ticks_to_sleep = svcRtxKernelSuspend();
-    MBED_ASSERT(os_timer->get_tick() == svcRtxKernelGetTickCount());
     if (ticks_to_sleep) {
         os_timer->schedule_tick(ticks_to_sleep);