[nrf fromtree] modules: hal_norfic: rise 802.15.4 NET core init priority

Due to internal dependencies on other modules init priority
the 802.15.4 priority level must be increased. Former init
priority caused the module to be initialied before those
it depends on, so that lead to hard faults.

Signed-off-by: Piotr Pryga <[email protected]>
(cherry picked from commit b5e7ac5)

Author: ppryga-nordic

modules/hal_nordic/Kconfig

@@ -109,7 +109,7 @@ if NRF_802154_SER_RADIO
 
 config NRF_802154_SER_RADIO_INIT_PRIO
 	int "nRF52 IEEE 802.15.4 serialization initialization priority"
-	default 51
+	default 53
 	help
 	  Set the initialization priority number. Do not mess with it unless
 	  you know what you are doing.