move lapdm/L1CTL_Test.ttcn to bts/BTS_Tests_LAPDm.ttcn

Change-Id: Ibbc967f0bd9a19ab4bbd17f612654d72cb32d571
diff --git a/Makefile b/Makefile
index 074e151..b8778af 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,4 @@
-SUBDIRS=bsc bsc-nat bts ggsn_tests hlr lapdm mgw msc pcu sccp selftest sgsn sip sysinfo
+SUBDIRS=bsc bsc-nat bts ggsn_tests hlr mgw msc pcu sccp selftest sgsn sip sysinfo
 
 NPROC=$(shell nproc 2>/dev/null)
 ifeq ($(NPROC),)