[nrf fromtree] platform: nordic_nrf: Align to nrfx 4.0

Align to nrfx 4.0: Remove reference to nrf_erratas.h

Change-Id: I0b8c806ff89cee67c6207e3ce8ef079d573e4bde
Signed-off-by: Robert Robinson <[email protected]>
(cherry picked from commit e754c18afac79dd1197b281fff3d8f904897fabc)

Author: rob-robinson-14

platform/ext/target/nordic_nrf/common/nrf7120/nrf71_init.c

@@ -6,7 +6,6 @@
  */
 #include <stdint.h>
 #include <nrfx.h>
-#include <nrf_erratas.h>
 
 #ifndef BIT_MASK
 /* Use Zephyr BIT_MASK for unasigned integers */