ensure civi wp_head action is present when in block editor

civicrm-gutenberg-blocks.php

@@ -531,17 +531,8 @@ class CiviCRM_Gutenberg_Blocks {
 
 		if ( ! $screen->is_block_editor() ) return;
 
-		$actions = [
-			'load-post.php',
-			'load-post-new.php',
-			'load-page.php',
-			'load-page-new.php',
-		];
-
-		foreach ( $actions as $action ) {
-			if ( ! has_action( $action, [ civi_wp()->modal, 'add_core_resources' ] ) ) {
-				add_action( $action, [ civi_wp()->modal, 'add_core_resources' ] );
-			}
+		if ( ! has_action( 'admin_head', [ civi_wp(), 'wp_head' ] ) ) {
+			add_action( 'admin_head', [ civi_wp(), 'wp_head' ], 50 );
 		}
 
 	}