Docs: Replace multiple single line comments with multi-line comments.

This changeset updates various comments as per WordPress PHP Inline Documentation Standards.
See https://developer.wordpress.org/coding-standards/inline-documentation-standards/php/#5-inline-comments.

Follow-up to [56174], [56175], [56176], [56177], [56178], [56179].

Props costdev, audrasjb.
See #58459.



Built from https://develop.svn.wordpress.org/trunk@56180


git-svn-id: http://core.svn.wordpress.org/trunk@55692 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/class-wp.php

@@ -200,8 +200,7 @@ class WP {
 				$self     = trim( $self, '/' );
 			}
 
-			// The requested permalink is in $pathinfo for path info requests and
-			// $req_uri for other requests.
+			// The requested permalink is in $pathinfo for path info requests and $req_uri for other requests.
 			if ( ! empty( $pathinfo ) && ! preg_match( '|^.*' . $wp_rewrite->index . '$|', $pathinfo ) ) {
 				$requested_path = $pathinfo;
 			} else {