Change facilitator-test port from 9002 to 39002.
Change facilitator-test port from 9002 to 39002.

So as not to conflict with a production facilitator running on the same
host. Sniped from
"make tests work against the new interfaces"
https://github.com/infinity0/flashproxy/commit/a3a6b832c9d3db2b24251f09741ac34b92eafcd6

glamrock/flashproxy,infinity0/flashproxy,infinity0/flashproxy,arlolra/flashproxy,arlolra/flashproxy,glamrock/flashproxy,glamrock/flashproxy,infinity0/flashproxy,arlolra/flashproxy,infinity0/flashproxy,infinity0/flashproxy,arlolra/flashproxy,arlolra/flashproxy,arlolra/flashproxy,arlolra/flashproxy,glamrock/flashproxy,glamrock/flashproxy,glamrock/flashproxy,infinity0/flashproxy