Docs: Add missing `@since` tag for the `$check_signatures` parameter of `WP_Upgrader::run()`.

This matches the `WP_Upgrader::download_package()` documentation more closely.

Follow-up to [44954], [45262].

See #53399.
Built from https://develop.svn.wordpress.org/trunk@51655


git-svn-id: http://core.svn.wordpress.org/trunk@51261 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/includes/class-wp-upgrader.php

@@ -244,6 +244,7 @@ class WP_Upgrader {
 	 * Download a package.
 	 *
 	 * @since 2.8.0
+	 * @since 5.2.0 Added the `$check_signatures` parameter.
 	 * @since 5.5.0 Added the `$hook_extra` parameter.
 	 *
 	 * @param string $package          The URI of the package. If this is the full path to an

wp-includes/version.php

@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.9-alpha-51654';
+$wp_version = '5.9-alpha-51655';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.