BSC_Tests: avoid code duplication in f_expect_chan_rel()

Using a guard statement makes no sense given that we match the
cellSelectionIndicatorValue conditionally within the alt branch
itself.  Removing that guard statement eliminates the need to
have an additional alt branch with identical body.

Change-Id: I373376637a083637ce01f3ac59fe5fd2836ac6cd
diff --git a/bsc/BSC_Tests.ttcn b/bsc/BSC_Tests.ttcn
index a553f25..4683dc7 100644
--- a/bsc/BSC_Tests.ttcn
+++ b/bsc/BSC_Tests.ttcn
@@ -2052,7 +2052,7 @@
 		got_deact_sacch := true;
 		repeat;
 	}
-	[not istemplatekind(expect_cells, "omit")] IPA_RSL[bts_nr].receive(tr_ASP_RSL_UD(tr_RSL_DATA_REQ(rsl_chan_nr, ?, decmatch tr_RRM_RR_RELEASE_CellSelectInd))) -> value ud {
+	[] IPA_RSL[bts_nr].receive(tr_ASP_RSL_UD(tr_RSL_DATA_REQ(rsl_chan_nr, ?, decmatch tr_RRM_RR_RELEASE))) -> value ud {
 		got_rr_chan_rel := true;
 
 		if (f_rsl_find_ie(ud.rsl, RSL_IE_L3_INFO, l3_ie) == false) {
@@ -2084,25 +2084,6 @@
 		}
 		repeat;
 	}
-	[istemplatekind(expect_cells, "omit")] IPA_RSL[bts_nr].receive(tr_ASP_RSL_UD(tr_RSL_DATA_REQ(rsl_chan_nr, ?, decmatch tr_RRM_RR_RELEASE))) -> value ud {
-		got_rr_chan_rel := true;
-
-		if (f_rsl_find_ie(ud.rsl, RSL_IE_L3_INFO, l3_ie) == false) {
-			setverdict(fail, "cannot find L3");
-			mtc.stop;
-		}
-		l3 := dec_PDU_ML3_NW_MS(l3_ie.l3_info.payload);
-
-		int2enum(oct2int(l3.msgs.rrm.channelRelease.rRCause.valuePart), got_cause);
-		log("GOT CAUSE CODE: ", l3.msgs.rrm.channelRelease.rRCause.valuePart, " = ", got_cause);
-		if (match(got_cause, expect_rr_cause)) {
-			setverdict(pass);
-		} else {
-			log("EXPECTED CAUSE CODE: ", expect_rr_cause);
-			setverdict(fail, "Received RR Channel Release Cause code does not match expectations");
-		}
-		repeat;
-	}
 	[] IPA_RSL[bts_nr].receive(tr_ASP_RSL_UD(tr_RSL_REL_REQ(rsl_chan_nr, ?))) {
 		got_rll_rel_req := true;
 		/* FIXME: Why are we getting this for LinkID SACCH? */