ARM: multi_v7_defconfig: Add SCMI reset support

SCMI reset controllers are used in the ARMv7 STMicroelectronics stm32mp
boards:
- for STM32MP13: stm32mp135f-dk
- for STM32MP15 boards with SCMI variant, introduced by commit 5b7e5831
  ("ARM: dts: stm32: Add SCMI version of STM32 boards (DK1/DK2/ED1/EV1)")
  * stm32mp157c-ev1-scmi
  * stm32mp157c-ed1-scmi
  * stm32mp157c-dk2-scmi
  * stm32mp157a-dk1-scmi

Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Alexandre Torgue <alexandre.torgue@foss.st.com>
Signed-off-by: Etienne Carriere <etienne.carriere@foss.st.com>
Link: https://lore.kernel.org/r/20231103085400.2924282-1-etienne.carriere@foss.st.comSigned-off-by: Arnd Bergmann <arnd@arndb.de>

arch/arm/configs/multi_v7_defconfig

@@ -1191,6 +1191,7 @@ CONFIG_PWM_TEGRA=y
 CONFIG_PWM_VT8500=y
 CONFIG_KEYSTONE_IRQ=y
 CONFIG_RESET_MCHP_SPARX5=y
+CONFIG_RESET_SCMI=y
 CONFIG_PHY_SUN4I_USB=y
 CONFIG_PHY_SUN9I_USB=y
 CONFIG_PHY_BRCM_USB=m