Fix allocation of BTS from VTY

In 39315c47989326275823d1589425ee62d15bc823 we introduced
per-bts OML attribute parser definitions and disallowed
a BTS of type unknown.

However, the VTY code first allocates a BTS with unknown type.
1 file changed
tree: 15fd6058a2c677845502b5860a7fafe82d90c7df
  1. hlrsync/
  2. linux-kernel/
  3. openbsc/
  4. rrlp-ephemeris/
  5. wireshark/