samples: suit: flash_companion: disable MRAM latency service

Otherwise NRFS can't be disabled.

Signed-off-by: Gerard Marull-Paretas <[email protected]>

Author: gmarull

samples/suit/flash_companion/prj.conf

@@ -20,8 +20,9 @@ CONFIG_FLASH=y
 # Disable power management
 CONFIG_PM=n
 
-# Disable GPD service and NRFS
+# Disable GPD service, MRAM latency service and NRFS
 CONFIG_SOC_NRF54H20_GPD=n
+CONFIG_SOC_NRF54H20_NO_MRAM_LATENCY=n
 CONFIG_NRFS=n
 
 # Disable unneeded interrupt features