templates: also fix asp config in osmo-{bsc,sgsn}.cfg.tmpl

In change [1] I attempted to fix osmo-gsm-tester_virtual, but I did
not notice that the same problem also was in osmo-bsc.cfg.tmpl.

Also add the missing params to osmo-sgsn.cfg.tmpl.

Change-Id: I7b3adfa131a9dbb867b9ae68615da27191b021e5
Related: [1] Ie29589b46c65707089ff2b22c3b139b7b435cc95
diff --git a/src/osmo_gsm_tester/templates/osmo-bsc.cfg.tmpl b/src/osmo_gsm_tester/templates/osmo-bsc.cfg.tmpl
index dd27da0..60f04cc 100644
--- a/src/osmo_gsm_tester/templates/osmo-bsc.cfg.tmpl
+++ b/src/osmo_gsm_tester/templates/osmo-bsc.cfg.tmpl
@@ -21,6 +21,8 @@
  asp asp0 2905 0 m3ua
   local-ip ${bsc.ip_address.addr}
   remote-ip ${stp.ip_address.addr}
+  role asp
+  sctp-role client
  as as0 m3ua
   asp asp0
   routing-key 2 0.0.2