GNU Ring -> Ring

GNU is already in the logo. We'll refer to the program as just Ring.

Change-Id: I323339ca6a87c8960db6f3181f6736f2840bde41
diff --git a/src/dialogs.c b/src/dialogs.c
index 8b0dce3..7ee2a2a 100644
--- a/src/dialogs.c
+++ b/src/dialogs.c
@@ -124,7 +124,7 @@
         "license-type", GTK_LICENSE_GPL_3_0,
         "logo", logo,
         "version", version,
-        "comments", _("The GNOME client for GNU Ring.\nGNU Ring is free software for universal communication which respects the freedoms and privacy of its users."),
+        "comments", _("The GNOME client for Ring.\nRing is free software for universal communication which respects the freedoms and privacy of its users."),
         "authors", authors,
         "website", "http://www.ring.cx/",
         "website-label", "www.ring.cx",