efi_loader: enable eficonfig command by default

The eficonfig command is required to set boot options.

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
diff --git a/cmd/Kconfig b/cmd/Kconfig
index aef99d2..2caa4af 100644
--- a/cmd/Kconfig
+++ b/cmd/Kconfig
@@ -2000,6 +2000,7 @@
 
 config CMD_EFICONFIG
 	bool "eficonfig - provide menu-driven uefi variables maintenance interface"
+	default y if !HAS_BOARD_SIZE_LIMIT
 	depends on CMD_BOOTEFI_BOOTMGR
 	select MENU
 	help