General: Fix some precision alignment formatting warnings.

The WPCS `WordPress.WhiteSpace.PrecisionAlignment` rule throws warnings for a bunch of code that will likely cause issues for `wpcbf`. Fixing these manually beforehand gives us better auto-fixed results later.

See #41057.


Built from https://develop.svn.wordpress.org/trunk@42228


git-svn-id: http://core.svn.wordpress.org/trunk@42057 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/includes/class-wp-posts-list-table.php

@@ -233,7 +233,7 @@ class WP_Posts_List_Table extends WP_List_Table {
 
 		$class_html = $aria_current = '';
 		if ( ! empty( $class ) ) {
-			 $class_html = sprintf(
+			$class_html = sprintf(
 				' class="%s"',
 				esc_attr( $class )
 			);