manifest: Update nRF hw models to latest

Update the HW models module to:
5dc34b26662c6ec91edf1174d775d78590b1a05b

Including the following:
* 5dc34b2 CLOCK (52-54): Silly bugfix
* 4f622b7 CLOCK (52-54): Make TASK_*CLKSTOP instantaneous and clear
          LFCLK.STAT
* 07b1bdb RADIO 54: Correct 2 comments related the CCM trigger

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