Move templates from GSUP_Types.ttcn to GSUP_Templates.ttcn

Follow similar structure that we have for other protocols.

Change-Id: I54cc8c99d1e91d57c3d5a92f6529ef2055e9d4ed
diff --git a/hlr/HLR_Tests.ttcn b/hlr/HLR_Tests.ttcn
index 794ef9b..46b98c2 100644
--- a/hlr/HLR_Tests.ttcn
+++ b/hlr/HLR_Tests.ttcn
@@ -15,6 +15,7 @@
 
 
 import from GSUP_Types all;
+import from GSUP_Templates all;
 import from GSUP_Emulation all;
 import from IPA_Emulation all;