[All Hosts] (typo) correct old manifest name

Author: Rick-Kirkham

docs/design/content-add-ins.md

@@ -74,7 +74,7 @@ The following is an example of a "contentRuntimes" property.
 ]
 ```
 
-# [XML Manifest](#tab/xmlmanifest)
+# [Add-in only manifest](#tab/xmlmanifest)
 
 - For the **\<[OfficeApp](/javascript/api/manifest/officeapp)\>** element, set the `xsi:type` attribute to `"ContentApp"`.
 - In the **\<[DefaultSettings](/javascript/api/manifest/defaultsettings)\>** element, add the **\<[RequestedHeight](/javascript/api/manifest/requestedheight)\>** and  **\<[RequestedWidth](/javascript/api/manifest/requestedwidth)\>** elements.

docs/outlook/onmessagesend-onappointmentsend-events.md

@@ -338,8 +338,8 @@ While Smart Alerts and the [on-send feature](outlook-on-send-addins.md) provide
 |-----|-----|-----|
 |**Minimum supported requirement set**|[Mailbox 1.12](/javascript/api/requirement-sets/outlook/requirement-set-1.12/outlook-requirement-set-1.12)|[Mailbox 1.8](/javascript/api/requirement-sets/outlook/requirement-set-1.8/outlook-requirement-set-1.8)|
 |**Supported Outlook clients**|<ul><li>Windows (new and classic)</li><li>Web browser (modern UI)</li><li>Mac (new UI)</li></ul>|<ul><li>Windows (classic)</li><li>Web browser (modern and classic UI)</li><li>Mac (new and classic UI)</li></ul>|
-|**Supported events**|**Add-in only manifest**<ul><li>`OnMessageSend`</li><li>`OnAppointmentSend`</li></ul><br>**Unified manifest for Microsoft 365**<ul><li>"messageSending"</li><li>"appointmentSending"</li></ul>|**XML manifest**<ul><li>`ItemSend`</li></ul><br>**Unified manifest for Microsoft 365**<ul><li>Not supported</li></ul>|
-|**Manifest extension property**|**Add-in only manifest**<ul><li>`LaunchEvent`</li></ul><br>**Unified manifest for Microsoft 365**<ul><li>"autoRunEvents"</li></ul>|**XML manifest**<ul><li>`Events`</li></ul><br>**Unified manifest for Microsoft 365**<ul><li>Not supported</li></ul>|
+|**Supported events**|**Add-in only manifest**<ul><li>`OnMessageSend`</li><li>`OnAppointmentSend`</li></ul><br>**Unified manifest for Microsoft 365**<ul><li>"messageSending"</li><li>"appointmentSending"</li></ul>|**Add-in only manifest**<ul><li>`ItemSend`</li></ul><br>**Unified manifest for Microsoft 365**<ul><li>Not supported</li></ul>|
+|**Manifest extension property**|**Add-in only manifest**<ul><li>`LaunchEvent`</li></ul><br>**Unified manifest for Microsoft 365**<ul><li>"autoRunEvents"</li></ul>|**Add-in only manifest**<ul><li>`Events`</li></ul><br>**Unified manifest for Microsoft 365**<ul><li>Not supported</li></ul>|
 |**Supported send mode options**|<ul><li>prompt user</li><li>soft block</li><li>block</li></ul><br>To learn more about each option, see [Available send mode options](#available-send-mode-options).|Block|
 |**Maximum number of supported events in an add-in**|One `OnMessageSend` and one `OnAppointmentSend` event.|One `ItemSend` event.|
 |**Add-in deployment**|Add-in can be published to AppSource if its send mode property is set to the **soft block** or **prompt user** option. Otherwise, the add-in must be deployed by an organization's administrator.|Add-in can't be published to AppSource. It must be deployed by an organization's administrator.|