Docs: Update `@since` tag for new JS functions and variables introduced in [45572].

Props garrett-eclipse.
Merges [45867] to the 5.2 branch.
See #47145.
Built from https://develop.svn.wordpress.org/branches/5.2@45868


git-svn-id: http://core.svn.wordpress.org/branches/5.2@45679 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/js/media-views.js

@@ -4575,7 +4575,7 @@ var FocusManager = wp.media.View.extend(/** @lends wp.media.view.FocusManager.pr
 	 * in Safari 11.1 and support is spotty in other browsers. In the future we
 	 * should consider to remove this helper function and only use `aria-modal="true"`.
 	 *
-	 * @since 5.3.0
+	 * @since 5.2.3
 	 *
 	 * @param {object} visibleElement The jQuery object representing the element that should not be hidden.
 	 *
@@ -4614,7 +4614,7 @@ var FocusManager = wp.media.View.extend(/** @lends wp.media.view.FocusManager.pr
 	 * Makes visible again to assistive technologies all body children
 	 * previously hidden and stored in this.ariaHiddenElements.
 	 *
-	 * @since 5.3.0
+	 * @since 5.2.3
 	 *
 	 * @returns {void}
 	 */
@@ -4630,7 +4630,7 @@ var FocusManager = wp.media.View.extend(/** @lends wp.media.view.FocusManager.pr
 	/**
 	 * Determines if the passed element should not be hidden from assistive technologies.
 	 *
-	 * @since 5.3.0
+	 * @since 5.2.3
 	 *
 	 * @param {object} element The DOM element that should be checked.
 	 *
@@ -4655,7 +4655,7 @@ var FocusManager = wp.media.View.extend(/** @lends wp.media.view.FocusManager.pr
 	/**
 	 * Whether the body children are hidden from assistive technologies.
 	 *
-	 * @since 5.3.0
+	 * @since 5.2.3
 	 */
 	isBodyAriaHidden: false,
 
@@ -4663,7 +4663,7 @@ var FocusManager = wp.media.View.extend(/** @lends wp.media.view.FocusManager.pr
 	 * Stores an array of DOM elements that should be hidden from assistive
 	 * technologies, for example when the media modal dialog opens.
 	 *
-	 * @since 5.3.0
+	 * @since 5.2.3
 	 */
 	ariaHiddenElements: []
 });

wp-includes/version.php

@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.2.3-alpha-45866';
+$wp_version = '5.2.3-alpha-45868';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.