added more detailed comment

src/Akka.Analyzers.Fixes/AK2000/MustNotUseAutomaticallyHandledMessagesInsideMessageExtractorFixer.cs

@@ -138,6 +138,8 @@ private static async Task<Document> RemoveOffendingNode(Document document, Synta
         }
         else
         {
+            // in order to get the replaced "if" statement to have the same indention as the other clauses, we need to re-use
+            // the same leading trivia that we had previously
             var leadingTrivia = forbiddenIfStatement.GetLeadingTrivia();
 
             // If there's an else part, replace the if statement with the else part