bsc/osmo-bsc.cfg: fix deprecated BTS type 'sysmobts'

Change-Id: If53c49157ec861163f3d993972414674ab18119f
diff --git a/bsc/osmo-bsc.cfg b/bsc/osmo-bsc.cfg
index b318e7c..0ed4916 100644
--- a/bsc/osmo-bsc.cfg
+++ b/bsc/osmo-bsc.cfg
@@ -68,7 +68,7 @@
  timer t3113 10
  timer t3212 30
  bts 0
-  type sysmobts
+  type osmo-bts
   band DCS1800
   cell_identity 0
   location_area_code 1
@@ -158,7 +158,7 @@
     phys_chan_config PDCH
     hopping enabled 0
  bts 1
-  type sysmobts
+  type osmo-bts
   band DCS1800
   cell_identity 1
   location_area_code 1
@@ -248,7 +248,7 @@
     phys_chan_config PDCH
     hopping enabled 0
  bts 2
-  type sysmobts
+  type osmo-bts
   band DCS1800
   cell_identity 1
   location_area_code 2
@@ -338,7 +338,7 @@
     phys_chan_config PDCH
     hopping enabled 0
  bts 3
-  type sysmobts
+  type osmo-bts
   band DCS1800
   cell_identity 3
   location_area_code 3