Change edit link to branch

Author: tahliar

xml/art-suma-quickstart.xml

@@ -42,7 +42,7 @@
     <dm:version>7</dm:version>
     <dm:assignee>tahliar</dm:assignee>
    </dm:bugtracker>
-   <dm:editurl>https://github.com/SUSE/doc-liberty/edit/main/xml/</dm:editurl>
+   <dm:editurl>https://github.com/SUSE/doc-liberty/edit/maintenance/SLL7/xml/</dm:editurl>
    <dm:translation>no</dm:translation>
   </dm:docmanager>  <meta name="title" its:translate="yes">Registering &rhla; &productnumber; or &centos; Linux &productnumber; with &smlm;</meta>
   <meta name="description" its:translate="yes">How to use &productname; and &smlm; to update &rhla; &productnumber; or &centos; Linux &productnumber;.</meta>