Don't convert to local chan usage to int in context:local
Don't convert to local chan usage to int in context:local

get_local_chans() should take care of returning an acceptable value.

Note, this is problematic because the regex behaviour in current FS has
become erratic.

Rhizomatica/rccn,Rhizomatica/rccn,Rhizomatica/rccn,Rhizomatica/rccn,Rhizomatica/rccn