GPRS_Components: remove unused import of MobileL3_GMM_SM_Types

Change-Id: I502c2b9905e18915da179c1bdf57402f56bdf7bf
diff --git a/pcu/GPRS_Components.ttcn b/pcu/GPRS_Components.ttcn
index 2b8797f..10618f4 100644
--- a/pcu/GPRS_Components.ttcn
+++ b/pcu/GPRS_Components.ttcn
@@ -17,7 +17,6 @@
 import from GSM_Types all;
 import from GSM_RR_Types all;
 
-import from MobileL3_GMM_SM_Types all;
 import from RLCMAC_CSN1_Types all;
 import from RLCMAC_CSN1_Templates all;
 import from RLCMAC_Types all;