[nrf fromlist] manifest: update hal_nordic revision to integrate nrfx 3.12.1

New nrfx release contains fixes for SPIM and GRTC driver.

Upstream PR #: 91306

Signed-off-by: Nikodem Kastelik <[email protected]>

Author: nika-nordic

west.yml

@@ -200,7 +200,7 @@ manifest:
       groups:
         - hal
     - name: hal_nordic
-      revision: 1f169d927e367eb1e161972e9504da5aa1f10c42
+      revision: 6e39d4f2b078afaebdb84875089486152fcacb9c
       path: modules/hal/nordic
       groups:
         - hal