gh-2429 Remove hardcoded ip reference for roxie.
gh-2429 Remove hardcoded ip reference for roxie.

Was causing "Graph not Found" error when loading roxie graphs.

Signed-off-by: Jo Prichard <43fccfa2c85c4e034f1d7748e55946195307afdf@lexisnexis.com>

afishbeck/HPCC-Platform,afishbeck/HPCC-Platform,afishbeck/HPCC-Platform,afishbeck/HPCC-Platform,afishbeck/HPCC-Platform,afishbeck/HPCC-Platform