fix: update message type (#3168)

Devifish · web-flow · commit 4456bbca1442 · 2020-11-14T14:10:10.000+08:00
diff --git a/components/message/index.tsx b/components/message/index.tsx
@@ -191,4 +191,4 @@ export interface MessageApi {
   destroy(): void;
 }
 
-export default api;
+export default api as MessageApi;

Original file line number	Diff line number	Diff line change
`@@ -191,4 +191,4 @@ export interface MessageApi {`
`191`	`191`	`destroy(): void;`
`192`	`192`	`}`
`193`	`193`
`194`		`-export default api;`
	`194`	`+export default api as MessageApi;`