ARM: multi_v7_defconfig: add AHCI_DWC driver

Commit 33629d35 ("ata: ahci: Add DWC AHCI SATA controller support")
moved support for "snps,dwc-ahci" compatible (present in exynos5250.dtsi)
to separate DWC AHCI driver, so enable this driver in multi_v7_defconfig.
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Link: https://lore.kernel.org/r/20230928202736.340435-1-m.szyprowski@samsung.comSigned-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

arch/arm/configs/multi_v7_defconfig

@@ -237,6 +237,7 @@ CONFIG_SATA_AHCI=y
 CONFIG_SATA_AHCI_PLATFORM=y
 CONFIG_AHCI_BRCM=y
 CONFIG_AHCI_DM816=y
+CONFIG_AHCI_DWC=m
 CONFIG_AHCI_ST=y
 CONFIG_AHCI_IMX=y
 CONFIG_AHCI_SUNXI=y