[gnome-boxes] Add Rocky Linux To The List

[Felipe Borges <felipeborges src gnome org>]

commit e580e985a5d080ac302ed3465cc6a9f1275950ab
Author: Michael L. Young <elgueromexicano gmail com>
Date:   Fri Sep 3 22:57:15 2021 -0400

    Add Rocky Linux To The List

 data/recommended-downloads.xml | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/data/recommended-downloads.xml b/data/recommended-downloads.xml
index a6b8f68f..f1046013 100644
--- a/data/recommended-downloads.xml
+++ b/data/recommended-downloads.xml
@@ -10,6 +10,7 @@
  -->
 <list>
   <os_id>http://redhat.com/rhel/8.4</os_id>
+  <os_id>http://rockylinux.org/rocky/8.4</os_id>
   <os_id>http://fedoraproject.org/fedora/34</os_id>
   <os_id>http://fedoraproject.org/silverblue/34</os_id>
   <os_id>http://ubuntu.com/ubuntu/20.10</os_id>