ARM: exynos_defconfig: replace SATA_AHCI_PLATFORM with AHCI_DWC driver

Commit 33629d3 ("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 reflect this change in exynos_defconfig.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Link: https://lore.kernel.org/r/20230928202724.340420-1-m.szyprowski@samsung.com
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>

Author: mszyprow

arch/arm/configs/exynos_defconfig

@@ -93,7 +93,7 @@ CONFIG_BLK_DEV_SD=y
 CONFIG_CHR_DEV_SG=y
 CONFIG_ATA=y
 # CONFIG_SATA_PMP is not set
-CONFIG_SATA_AHCI_PLATFORM=y
+CONFIG_AHCI_DWC=y
 # CONFIG_ATA_SFF is not set
 CONFIG_MD=y
 CONFIG_BLK_DEV_DM=y