Fix CodeSniffer violations

Change indentation to ensure code confirms to CodeSniffer rules.

1 files changed, 1 insertions, 1 deletions

diff --git a/inc/DifferenceEngine.php b/inc/DifferenceEngine.php
index 07df7a4be..3c955cf88 100644
--- a/inc/DifferenceEngine.php
+++ b/inc/DifferenceEngine.php
@@ -826,7 +826,7 @@ class DiffFormatter {
      * @param $str string Text string to escape
      * @return string The escaped string.
      */
-     function _escape($str){
+    function _escape($str){
         return $str;
     }
 }