efi_loader: binary_run: register an initrd

Add support to install an initrd when running an EFI binary
with efi_binary_run

Signed-off-by: Adriano Cordova <adriano.cordova@canonical.com>
Acked-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>
diff --git a/cmd/bootefi.c b/cmd/bootefi.c
index c1454ff..dce8285 100644
--- a/cmd/bootefi.c
+++ b/cmd/bootefi.c
@@ -211,7 +211,7 @@
 		}
 	}
 
-	ret = efi_binary_run(image_buf, size, fdt);
+	ret = efi_binary_run(image_buf, size, fdt, NULL, 0);
 
 	if (ret != EFI_SUCCESS)
 		return CMD_RET_FAILURE;