Update extended-support-release.rst (mattermost#6233)

Co-authored-by: Carrie Warner (Mattermost) <[email protected]>

Author: amyblais

source/upgrade/extended-support-release.rst

@@ -49,7 +49,7 @@ What are the current supported Extended Support Release versions?
 +-------------+----------------+------------------+------------------+--------------------------------------------------------------------------------------------+-----------------------------------------------------+
 | Version     | Type           | Release Date     | End of Support   | Latest Dot Release Download link                                                           | Upgrade Notes                                       |
 +=============+================+==================+==================+============================================================================================+=====================================================+
-| 7.8         | Feature        | February 16, 2023| November 15, 2023| `7.8.0 <https://releases.mattermost.com/7.8.0/mattermost-7.8.0-linux-amd64.tar.gz>`_                                                                                           |                                                     |
+| 7.8         | Feature        | February 16, 2023| November 15, 2023| `7.8.0 <https://releases.mattermost.com/7.8.0/mattermost-7.8.0-linux-amd64.tar.gz>`_       |                                                     |
 +-------------+----------------+------------------+------------------+--------------------------------------------------------------------------------------------+-----------------------------------------------------+
 | 7.1         | Feature        | July 15, 2022    | May 15, 2023     | `7.1.5 <https://releases.mattermost.com/7.1.5/mattermost-7.1.5-linux-amd64.tar.gz>`_       |                                                     |
 +-------------+----------------+------------------+------------------+--------------------------------------------------------------------------------------------+-----------------------------------------------------+