arm64: defconfig: Add Renesas R-Car USB 3.0 driver support

Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

arch/arm64/configs/defconfig

@@ -189,7 +189,7 @@ CONFIG_SND_SOC_AK4613=y
 CONFIG_USB=y
 CONFIG_USB_OTG=y
 CONFIG_USB_XHCI_HCD=y
-CONFIG_USB_XHCI_PLATFORM=y
+CONFIG_USB_XHCI_RCAR=y
 CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_EHCI_MSM=y
 CONFIG_USB_EHCI_HCD_PLATFORM=y