efi_loader: superfluous conversion in efi_file_open()

printf("%ls", ..) expects u16 * as argument to print. There is not need for
a conversion to wchar_t *.

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

lib/efi_loader/efi_file.c

@@ -226,7 +226,7 @@ static efi_status_t EFIAPI efi_file_open(struct efi_file_handle *file,
 	efi_status_t ret;
 
 	EFI_ENTRY("%p, %p, \"%ls\", %llx, %llu", file, new_handle,
-		  (wchar_t *)file_name, open_mode, attributes);
+		  file_name, open_mode, attributes);
 
 	/* Check parameters */
 	if (!file || !new_handle || !file_name) {