manifest: hal_nordic: fix wrong include in nrfx_pwm

New nrfx revision fixes issue in the PWM driver causing build
errors due to invalid include when workaround for anomaly 109
is enabled.

Signed-off-by: Nikodem Kastelik <nikodem.kastelik@nordicsemi.no>

west.yml

@@ -183,7 +183,7 @@ manifest:
       groups:
         - hal
     - name: hal_nordic
-      revision: 9ae7c765985ebdea3d9b98c0d3b154794f0b47cf
+      revision: 03807f75485c97bd7b9094e0c20e40f8044da9f5
       path: modules/hal/nordic
       groups:
         - hal