Docs: Add `@since` version for `WP_Customize_Widgets::filter_dynamic_sidebar_params()`.

Props keesiemeijer.
Fixes #42894.
Built from https://develop.svn.wordpress.org/trunk@42396


git-svn-id: http://core.svn.wordpress.org/trunk@42225 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/class-wp-customize-widgets.php

@@ -1612,6 +1612,8 @@ final class WP_Customize_Widgets {
 	/**
 	 * Inject selective refresh data attributes into widget container elements.
 	 *
+	 * @since 4.5.0
+	 *
 	 * @param array $params {
 	 *     Dynamic sidebar params.
 	 *

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.0-alpha-42395';
+$wp_version = '5.0-alpha-42396';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.