docs: fix typo (#3488)

Author: CyanSalt

docs/api/README.md

@@ -443,7 +443,7 @@ Reverse URL resolving. Given location in form same as used in `<router-link/>`.
 
 ### router.addRoutes
 
-_DEPRECATED_: use [`route.addRoute()`](#router-addroute) instead.
+_DEPRECATED_: use [`router.addRoute()`](#router-addroute) instead.
 
 Signature:
 

docs/zh/api/README.md

@@ -422,7 +422,7 @@ const resolved: {
 
 ### router.addRoutes
 
-*已废弃*：使用 [`route.addRoute()`](#router-addroute) 代替。
+*已废弃*：使用 [`router.addRoute()`](#router-addroute) 代替。
 
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