Coding Standards: Replace loose comparison in `wp_xmlrpc_server::wp_s…

…etOptions()`.

Follow-up to [8114].

Props aristath, poena, afercia, SergeyBiryukov.
See #62279.

git-svn-id: https://develop.svn.wordpress.org/trunk@59748 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-includes/class-wp-xmlrpc-server.php

@@ -4330,7 +4330,7 @@ public function wp_setOptions( $args ) {
 				continue;
 			}
 
-			if ( true == $this->blog_options[ $o_name ]['readonly'] ) {
+			if ( $this->blog_options[ $o_name ]['readonly'] ) {
 				continue;
 			}