Update 07-03-01-Exceptions.md

Change misleading comment.

_posts/07-03-01-Exceptions.md

@@ -40,7 +40,7 @@ catch(Fuel\Email\SendingFailedException $e)
 }
 finally
 {
-    // Use this to let user know email was sent
+    // Executed regardless of whether an exception has been thrown, and before normal execution resumes
 }
 {% endhighlight %}