sysmocom: Port nitb_netreg_mass suite to osmo split network

Change-Id: I221df84d76f73e15eed98036b31adc8089c8dc99
diff --git a/sysmocom/suites/netreg_mass/suite.conf b/sysmocom/suites/netreg_mass/suite.conf
new file mode 100644
index 0000000..68c43b7
--- /dev/null
+++ b/sysmocom/suites/netreg_mass/suite.conf
@@ -0,0 +1,8 @@
+resources:
+  ip_address:
+  - times: 6 # msc, bsc, hlr, stp, mgw*2
+  bts:
+  - type: osmo-bts-virtual
+  modem:
+  - times: 100
+    type: osmo-mobile