docs(select): remove solved known issue

Narretz · Narretz · commit 848c9b51f12b · 2018-08-03T18:16:19.000+02:00
The issue in question has been resolved some time in 2017. The bug report is still open, but the behavior has changed: https://bugzilla.mozilla.org/show_bug.cgi?id=126379 Let's hope they have tests for this!
diff --git a/src/ng/directive/select.js b/src/ng/directive/select.js
@@ -556,18 +556,6 @@ var SelectController =
  * {@link guide/interpolation#-ngattr-for-binding-to-arbitrary-attributes ngAttr} directive.
  *
  *
- * @knownIssue
- *
- * In Firefox, the select model is only updated when the select element is blurred. For example,
- * when switching between options with the keyboard, the select model is only set to the
- * currently selected option when the select is blurred, e.g via tab key or clicking the mouse
- * outside the select.
- *
- * This is due to an ambiguity in the select element specification. See the
- * [issue on the Firefox bug tracker](https://bugzilla.mozilla.org/show_bug.cgi?id=126379)
- * for more information, and this
- * [Github comment for a workaround](https://github.com/angular/angular.js/issues/9134#issuecomment-130800488)
- *
  * @example
  * ### Simple `select` elements with static options
  *

Original file line number	Diff line number	Diff line change
`@@ -556,18 +556,6 @@ var SelectController =`
`556`	`556`	`* {@link guide/interpolation#-ngattr-for-binding-to-arbitrary-attributes ngAttr} directive.`
`557`	`557`	`*`
`558`	`558`	`*`
`559`		`- * @knownIssue`
`560`		`- *`
`561`		`- * In Firefox, the select model is only updated when the select element is blurred. For example,`
`562`		`- * when switching between options with the keyboard, the select model is only set to the`
`563`		`- * currently selected option when the select is blurred, e.g via tab key or clicking the mouse`
`564`		`- * outside the select.`
`565`		`- *`
`566`		`- * This is due to an ambiguity in the select element specification. See the`
`567`		`- * [issue on the Firefox bug tracker](https://bugzilla.mozilla.org/show_bug.cgi?id=126379)`
`568`		`- * for more information, and this`
`569`		`- * [Github comment for a workaround](https://github.com/angular/angular.js/issues/9134#issuecomment-130800488)`
`570`		`- *`
`571`	`559`	`* @example`
`572`	`560`	* ### Simple `select` elements with static options
`573`	`561`	`*`