Add missing SMTP/HTTP formats

Author: bobvandevijver

mailer.rst

@@ -193,7 +193,9 @@ party provider:
 |                        | - HTTP ``ses+https://ACCESS_KEY:SECRET_KEY@default``                                      |
 |                        | - API ``ses+api://ACCESS_KEY:SECRET_KEY@default``                                         |
 +------------------------+-------------------------------------------------------------------------------------------+
-| `Azure`_               | - API ``azure+api://ACS_RESOURCE_NAME:KEY@default``                                       |
+| `Azure`_               | - SMTP n/a                                                                                |
+|                        | - HTTP n/a                                                                                |
+|                        | - API ``azure+api://ACS_RESOURCE_NAME:KEY@default``                                       |
 +------------------------+-------------------------------------------------------------------------------------------+
 | `Brevo`_               | - SMTP ``brevo+smtp://USERNAME:PASSWORD@default``                                         |
 |                        | - HTTP n/a                                                                                |