[ci skip] Fix a typo in config.php
diff --git a/application/config/config.php b/application/config/config.php
index 7be482b..cc1307c 100644
--- a/application/config/config.php
+++ b/application/config/config.php
@@ -203,7 +203,7 @@
 |	3 = Informational Messages
 |	4 = All Messages
 |
-| You can also pass in a array with threshold levels to show individual error types
+| You can also pass an array with threshold levels to show individual error types
 |
 | 	array(2) = Debug Messages, without Error Messages
 |