Fix issue with outdated init task name in nRF52 family.
Fix issue with outdated init task name in nRF52 family.

mesheven/pyOCD,mbedmicro/pyOCD,mesheven/pyOCD,flit/pyOCD,pyocd/pyOCD,flit/pyOCD,mbedmicro/pyOCD,mbedmicro/pyOCD,mesheven/pyOCD,pyocd/pyOCD