[nrf fromlist] soc: nordic: nrf54h: turn off NRFS DVFS service

DVFS is supported with IronSide call. NRFS DVFS
will be not enabled by default.

Upstream PR #: 94865

Signed-off-by: Łukasz Stępnicki <[email protected]>

Author: lstnl

soc/nordic/nrf54h/Kconfig

@@ -28,7 +28,6 @@ config SOC_NRF54H20_CPUAPP_COMMON
 	select HAS_SEGGER_RTT if ZEPHYR_SEGGER_MODULE
 	select NRFS_HAS_AUDIOPLL_SERVICE
 	select NRFS_HAS_CLOCK_SERVICE
-	select NRFS_HAS_DVFS_SERVICE
 	select NRFS_HAS_GDFS_SERVICE
 	select NRFS_HAS_GDPWR_SERVICE
 	select NRFS_HAS_MRAM_SERVICE