Move TBF list from BTS to the TRX structure

The TBFs are managed per TRX. Move the global list from BTS to TRX.

Related: OS#1541
Change-Id: Id3c59c11d57d765fe68aaebaac94290c0d84feb2
diff --git a/tests/alloc/AllocTest.cpp b/tests/alloc/AllocTest.cpp
index fe803e3..e3e9614 100644
--- a/tests/alloc/AllocTest.cpp
+++ b/tests/alloc/AllocTest.cpp
@@ -59,8 +59,8 @@
 
 	struct gprs_rlcmac_tbf *tfi_usage[8][8][2][32] = {{{{NULL}}}};
 	struct llist_head *tbf_lists[2] = {
-		&bts->ul_tbfs,
-		&bts->dl_tbfs
+		&bts->trx[0].ul_tbfs,
+		&bts->trx[0].dl_tbfs
 	};
 
 	struct llist_item *pos;