ARM: configs: at91: sama7: enable USB gadgets as modules

Enable USB kernel gadgets as modules and synchronize them with other
boards.

Signed-off-by: Cristian Birsan <cristian.birsan@microchip.com>
[cristian.birsan: adapt to v6.6.9]
Signed-off-by: Cristian Birsan <cristian.birsan@microchip.com>

Author: cristibirsan

arch/arm/configs/sama7_defconfig

@@ -215,10 +215,14 @@ CONFIG_USB_UAS=y
 CONFIG_USB_GADGET=y
 CONFIG_U_SERIAL_CONSOLE=y
 CONFIG_USB_ATMEL_USBA=m
-CONFIG_USB_CONFIGFS=y
+CONFIG_USB_CONFIGFS=m
 CONFIG_USB_CONFIGFS_ACM=y
+CONFIG_USB_CONFIGFS_RNDIS=y
 CONFIG_USB_CONFIGFS_MASS_STORAGE=y
 CONFIG_USB_CONFIGFS_F_UVC=y
+CONFIG_USB_ZERO=m
+CONFIG_USB_ETH=m
+CONFIG_USB_MASS_STORAGE=m
 CONFIG_USB_G_SERIAL=m
 CONFIG_MMC=y
 CONFIG_PWRSEQ_SD8787=m