hg: openjfx/9-dev/rt: 8175207: correct developer script make_runargs.sh

[david.hill at oracle.com]

Changeset: 1a25b09bb6c4
Author:    ddhill
Date:      2017-02-17 16:07 -0500
URL:       http://hg.openjdk.java.net/openjfx/9-dev/rt/rev/1a25b09bb6c4

8175207: correct developer script make_runargs.sh
Reviewed-by:

! tools/scripts/make_runargs.sh