ts: Reduce the delay to 0 for OML and RSL

This is possible after not sending more than one OML command that
requires an extra ACK. For the RSL line we do not need any speed
limitation.
diff --git a/openbsc/src/input/ipaccess.c b/openbsc/src/input/ipaccess.c
index 03eba8b..8a2f827 100644
--- a/openbsc/src/input/ipaccess.c
+++ b/openbsc/src/input/ipaccess.c
@@ -282,7 +282,7 @@
 			trx->rsl_link = e1inp_sign_link_create(e1i_ts,
 							E1INP_SIGN_RSL, trx,
 							trx->rsl_tei, 0);
-			trx->rsl_link->ts->sign.delay = 10;
+			trx->rsl_link->ts->sign.delay = 0;
 
 			/* get rid of our old temporary bfd */
 			memcpy(newbfd, bfd, sizeof(*newbfd));
@@ -623,7 +623,7 @@
 struct e1inp_driver ipaccess_driver = {
 	.name = "ip.access",
 	.want_write = ts_want_write,
-	.default_delay = 100000,
+	.default_delay = 0,
 };
 
 /* callback of the OML listening filedescriptor */