hlr: add TC_MSLookup_GSUP_proxy

Let OsmoHLR act as proxy between MSC and home HLR during Location
update.

Related: OS#4380
Change-Id: I945e651f1346e56dbe3c02d9d08ccd95cc8d6626
diff --git a/hlr/gen_links.sh b/hlr/gen_links.sh
index 14a3f8d..c77920d 100755
--- a/hlr/gen_links.sh
+++ b/hlr/gen_links.sh
@@ -48,7 +48,7 @@
 FILES+="Osmocom_CTRL_Types.ttcn Osmocom_CTRL_Functions.ttcn Osmocom_CTRL_Adapter.ttcn "
 FILES+="Osmocom_VTY_Functions.ttcn "
 FILES+="SS_Templates.ttcn USSD_Helpers.ttcn "
-FILES+="MSLookup_mDNS_Types.ttcn MSLookup_mDNS_Emulation.ttcn MSLookup_mDNS_Templates.ttcn"
+FILES+="MSLookup_mDNS_Types.ttcn MSLookup_mDNS_Emulation.ttcn MSLookup_mDNS_Templates.ttcn DNS_Helpers.ttcn "
 
 
 gen_links $DIR $FILES