mmc: Select SPL_HS200_SUPPORT if SPL_HS400_SUPPORT is selected

Select SPL_HS200_SUPPORT if SPL_HS400_SUPPORT is selected as is being
done for the U-boot case.
Signed-off-by: NFaiz Abbas <faiz_abbas@ti.com>
Reviewed-by: NPeng Fan <peng.fan@nxp.com>

drivers/mmc/Kconfig

@@ -156,6 +156,7 @@ config MMC_HS400_SUPPORT
 
 config SPL_MMC_HS400_SUPPORT
 	bool "enable HS400 support in SPL"
+	select SPL_MMC_HS200_SUPPORT
 	help
 	  The HS400 mode is support by some eMMC. The bus frequency is up to
 	  200MHz. This mode requires tuning the IO.