Editor: Unset reference used in foreach statement.

In PHP it is a good practice to unset $value if it was created by reference in a foreach loop, as the reference is still valid outside the loop, and this avoids accidental bugs.

Props get_dave.
Fixes #60326.
Built from https://develop.svn.wordpress.org/trunk@57340


git-svn-id: http://core.svn.wordpress.org/trunk@56846 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/class-wp-theme-json.php

@@ -1070,6 +1070,7 @@ class WP_Theme_JSON {
 			foreach ( $style_nodes as &$node ) {
 				$node['selector'] = static::scope_selector( $options['scope'], $node['selector'] );
 			}
+			unset( $node );
 		}
 
 		if ( ! empty( $options['root_selector'] ) ) {

wp-includes/version.php

@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.5-alpha-57339';
+$wp_version = '6.5-alpha-57340';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.