Fix SMTP/HTTP/API formats to have a consistent order

Author: bobvandevijver

mailer.rst

@@ -185,9 +185,9 @@ party provider:
 +------------------------+-------------------------------------------------------------------------------------------+
 | Provider               | Formats                                                                                   |
 +========================+===========================================================================================+
-| `AhaSend`_             | - API ``ahasend+api://KEY@default``                                                       |
+| `AhaSend`_             | - SMTP ``ahasend+smtp://USERNAME:PASSWORD@default``                                       |
 |                        | - HTTP n/a                                                                                |
-|                        | - SMTP ``ahasend+smtp://USERNAME:PASSWORD@default``                                       |
+|                        | - API ``ahasend+api://KEY@default``                                                       |
 +------------------------+-------------------------------------------------------------------------------------------+
 | `Amazon SES`_          | - SMTP ``ses+smtp://USERNAME:PASSWORD@default``                                           |
 |                        | - HTTP ``ses+https://ACCESS_KEY:SECRET_KEY@default``                                      |