efi_loader: correct a function prototype of QueryCapsuleCapabilities()

See UEFI specification v2.7, section 8.5.3.

Signed-off-by: AKASHI Takahiro <takahiro.akashi@linaro.org>
Signed-off-by: Alexander Graf <agraf@suse.de>
diff --git a/include/efi_api.h b/include/efi_api.h
index 88a6007..e58dd05 100644
--- a/include/efi_api.h
+++ b/include/efi_api.h
@@ -241,8 +241,8 @@
 	efi_status_t (EFIAPI *query_capsule_caps)(
 			struct efi_capsule_header **capsule_header_array,
 			efi_uintn_t capsule_count,
-			u64 maximum_capsule_size,
-			u32 reset_type);
+			u64 *maximum_capsule_size,
+			u32 *reset_type);
 	efi_status_t (EFIAPI *query_variable_info)(
 			u32 attributes,
 			u64 *maximum_variable_storage_size,