Tighten our braces. Fixes #23118 props evansolomon.

git-svn-id: https://develop.svn.wordpress.org/trunk@23265 602fd350-edb4-49c9-b593-d223f7449a82

wp-includes/formatting.php

@@ -2977,7 +2977,7 @@ function wp_pre_kses_less_than_callback( $matches ) {
  * @return string The formatted string.
  */
 function wp_sprintf( $pattern ) {
-	$args = func_get_args( );
+	$args = func_get_args();
 	$len = strlen($pattern);
 	$start = 0;
 	$result = '';