[DNM] modules: hal_nordic: update nrfx to mdk 8.73

PR only for CI testing.

Signed-off-by: Rafal Dyla <[email protected]>

Author: Rafal-Nordic

west.yml

@@ -280,7 +280,7 @@ manifest:
       path: nrfx
       groups:
         - nrfx
-      revision: 98167a75a6ed8eb530c4e2977118619b51fd75b0
+      revision: pull/964/head
 
   # West-related configuration for the nrf repository.
   self: