manifest: hal_nordic: Pull the flag to identify unsolicited reg event

This flag can be used to drop unsolicited regulatory event as it's not
supported.

Signed-off-by: Chaitanya Tata <[email protected]>

Author: krish2718

west.yml

@@ -188,7 +188,7 @@ manifest:
       groups:
         - hal
     - name: hal_nordic
-      revision: af91488c6edc4cebaf8b072c8bb258122a055cdb
+      revision: 5f1210074cb8bb7ec66317af294596a97ac48815
       path: modules/hal/nordic
       groups:
         - hal