bssgp_fc_test: remove rounding to deciseconds

Ever since this test was changed to use osmo_gettimeofday_override, the times
it sees are exact every time and don't need rounding to pass the expected
output.

Change-Id: I4a9a5d31fc02eb55caf7ba9c141426d8115bb740
diff --git a/tests/gb/bssgp_fc_test.c b/tests/gb/bssgp_fc_test.c
index 27d8fcc..4719872 100644
--- a/tests/gb/bssgp_fc_test.c
+++ b/tests/gb/bssgp_fc_test.c
@@ -29,19 +29,10 @@
 	return tv.tv_sec * 100 + tv.tv_usec/10000;
 }
 
-/* round to deciseconds to make sure test output is always consistent */
-int round_decisec(int csec_in)
-{
-	int tmp = csec_in / 10;
-
-	return tmp * 10;
-}
-
 static int fc_out_cb(struct bssgp_flow_control *fc, struct msgb *msg,
 		     uint32_t llc_pdu_len, void *priv)
 {
 	unsigned int csecs = get_centisec_diff();
-	csecs = round_decisec(csecs);
 
 	printf("%u: FC OUT Nr %lu\n", csecs, (unsigned long) msg->cb[0]);
 	msgb_free(msg);
@@ -52,7 +43,6 @@
 {
 	struct msgb *msg;
 	unsigned int csecs = get_centisec_diff();
-	csecs = round_decisec(csecs);
 
 	msg = msgb_alloc(1, "fc test");
 	msg->cb[0] = in_ctr++;