efi_loader: imply VIDEO_ANSI

UEFI programs like GRUB make change terminal colors which requires support
for ANSI escape sequences.

Let CONFIG_EFI_LOADER=y imply CONFIG_VIDEO_ANSI.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>

lib/efi_loader/Kconfig

@@ -16,6 +16,7 @@ config EFI_LOADER
 	select REGEX
 	imply CFB_CONSOLE_ANSI
 	imply USB_KEYBOARD_FN_KEYS
+	imply VIDEO_ANSI
 	help
 	  Select this option if you want to run UEFI applications (like GNU
 	  GRUB or iPXE) on top of U-Boot. If this option is enabled, U-Boot