docs(menu): fix grammar of sentence (#13991)

kohbo · brandyscarney · commit 4978ee2e7b17 · 2018-02-08T17:25:14.000-05:00
diff --git a/src/components/menu/menu.ts b/src/components/menu/menu.ts
@@ -41,7 +41,7 @@ import { RootNode } from '../split-pane/split-pane';
  * <ion-nav #mycontent [root]="rootPage"></ion-nav>
  * ```
  *
- * To add a menu to an app, the `<ion-menu>` element should be added as a sibling to the `ion-nav` it will belongs
+ * To add a menu to an app, the `<ion-menu>` element should be added as a sibling to the `ion-nav` it will belong
  * to. A [local variable](https://angular.io/docs/ts/latest/guide/user-input.html#local-variables)
  * should be added to the `ion-nav` and passed to the `ion-menu`s `content` property.
  *

Original file line number	Diff line number	Diff line change
`@@ -41,7 +41,7 @@ import { RootNode } from '../split-pane/split-pane';`
`41`	`41`	`* <ion-nav #mycontent [root]="rootPage"></ion-nav>`
`42`	`42`	* ```
`43`	`43`	`*`
`44`		- * To add a menu to an app, the `<ion-menu>` element should be added as a sibling to the `ion-nav` it will belongs
	`44`	+ * To add a menu to an app, the `<ion-menu>` element should be added as a sibling to the `ion-nav` it will belong
`45`	`45`	`* to. A [local variable](https://angular.io/docs/ts/latest/guide/user-input.html#local-variables)`
`46`	`46`	* should be added to the `ion-nav` and passed to the `ion-menu`s `content` property.
`47`	`47`	`*`