Fixed .pkgmeta still referencing AceGUI

diff --git a/.pkgmeta b/.pkgmeta
index a0c22ff..9779f4f 100644
--- a/.pkgmeta
+++ b/.pkgmeta
@@ -7,9 +7,6 @@ externals:
     libs/CallbackHandler-1.0:
         url: svn://svn.wowace.com/wow/callbackhandler/mainline/trunk/CallbackHandler-1.0
         tag: latest
-    libs/AceGUI-3.0:
-        url: svn://svn.wowace.com/wow/ace3/mainline/trunk/AceGUI-3.0
-        tag: latest

 tools-used:
     - libdatabroker-1-1