Reduce ownCloud max-version for store publishing

Author: pbek

appinfo/info.xml

@@ -34,7 +34,7 @@ Its main purpose is to provide an easy solution to restore the tables of an app
         <database>sqlite</database>
         <database>mysql</database>
         <lib>zlib</lib>
-        <owncloud min-version="8.2" max-version="12" />
+        <owncloud min-version="8.2" max-version="11" />
         <nextcloud min-version="10" max-version="18" />
     </dependencies>