manifest: Update nRF hw models to latest

Update the HW models module to
dcfcffeee5c3ad8718723df4b5297caec33c23e7

Including the following:
* dcfcffe UART: Support diffent clocks, correct UART00 clock and fix
          BAUDRATE model

Signed-off-by: Alberto Escolar Piedras <alberto.escolar.piedras@nordicsemi.no>

Author: aescolar

west.yml

@@ -318,7 +318,7 @@ manifest:
       groups:
         - tools
     - name: nrf_hw_models
-      revision: 5dc34b26662c6ec91edf1174d775d78590b1a05b
+      revision: dcfcffeee5c3ad8718723df4b5297caec33c23e7
       path: modules/bsim_hw_models/nrf_hw_models
     - name: nrf_wifi
       revision: e35f707a782b7c4c0eb83a3b06ca4e6eb693f29f