osmo-bsc: vty: fix error message

The warning message that is displayed when a non standard SSN is
set is confusing.

Make warning message more expressive.
1 file changed
tree: 7375ead91867c25d3e37441b936ee03eac3fd25a
  1. contrib/
  2. debian/
  3. openbsc/
  4. .gitignore
  5. .gitreview
  6. .mailmap