Removed the critical section that was left in by mistake.  Also changed the delay period while waiting for the Ethernet semaphore.  Both in the RX RDK demo.
Removed the critical section that was left in by mistake.  Also changed the delay period while waiting for the Ethernet semaphore.  Both in the RX RDK demo.

FreeRTOS/FreeRTOS-Kernel,FreeRTOS/FreeRTOS-Kernel