Update cpu/nrf5x_common/Makefile.features

Co-authored-by: crasbe <[email protected]>

Author: mguetschow

cpu/nrf5x_common/Makefile.features

@@ -38,6 +38,6 @@ ifeq (,$(filter nrf9160 nrf5340_app,$(CPU_MODEL)))
 endif
 
 FEATURES_CONFLICT += radio_nrf802154:radio_nrfble radio_nrf802154:radio_nrfmin radio_nrfble:radio_nrfmin
-FEATURES_CONFLICT_MSG += "Multiplexing the nRF radio between different radio modes ist not supported."
+FEATURES_CONFLICT_MSG += "Multiplexing the nRF radio between different radio modes is not supported."
 
 include $(RIOTCPU)/cortexm_common/Makefile.features