Split templates in RLCMAC_{CSN1_}Types into their own _Templates file

RLCMAC blocks have a lot of fields and we will potentially require lots
of different templates, as well as functions to handle related structs.

Change-Id: I9c6597178168aa3848b21930f33be698dd2ce545
diff --git a/pcu/GPRS_TBF.ttcn b/pcu/GPRS_TBF.ttcn
index 1c9a75b..fb42097 100644
--- a/pcu/GPRS_TBF.ttcn
+++ b/pcu/GPRS_TBF.ttcn
@@ -14,8 +14,9 @@
 import from GSM_Types all;
 import from Osmocom_Types all;
 import from General_Types all;
-import from RLCMAC_Types all;
 import from RLCMAC_CSN1_Types all;
+import from RLCMAC_Types all;
+import from RLCMAC_Templates all;
 import from LLC_Types all;
 import from GPRS_Context all;