bsc: Remove duplicate f_sleep() function, we have one in Osmocom_Types

Change-Id: Ic0ccca39be48dc2d42b92d433dcb5c6d65adbb33
diff --git a/bsc/BSC_Tests.ttcn b/bsc/BSC_Tests.ttcn
index 0da0a59..9b92207 100644
--- a/bsc/BSC_Tests.ttcn
+++ b/bsc/BSC_Tests.ttcn
@@ -235,13 +235,6 @@
 	}
 }
 
-/* sleep for given number of (fractional) seconds */
-function f_sleep(float seconds) {
-	timer T := seconds;
-	T.start;
-	T.timeout;
-}
-
 /* global altstep for global guard timer; also takes care of responding RESET witH RESET-ACK */
 altstep as_Tguard() runs on test_CT {
 	var BSSAP_N_UNITDATA_ind ud_ind;