Add missing LibDogTag-Unit to pkgmeta.

diff --git a/.pkgmeta b/.pkgmeta
index 8a826bf..f436b83 100644
--- a/.pkgmeta
+++ b/.pkgmeta
@@ -79,6 +79,7 @@ externals:
     Libs/LibTalentQuery-1.0: svn://svn.wowace.com/wow/libtalentquery-1-0/mainline/trunk
     Libs/LibGroupTalents-1.0: svn://svn.wowace.com/wow/libgrouptalents-1-0/mainline/trunk
     Libs/LibDogTag-3.0: svn://svn.wowace.com/wow/libdogtag-3-0/mainline/trunk
+    Libs/LibDogTag-Unit-3.0: svn://svn.wowace.com/wow/libdogtag-unit-3-0/mainline/trunk

 move-folders:
     StarTip/Modules/Appearance: StarTip_Appearance