QNX: Fixed port for gdb server, fixes broken debugging on BlackBerry

As fillParameters(..) (debuggerplugin.cpp) now overrides the start
parameters for channel, pass the port to use when remote setup is
completed instead.

Change-Id: Iad4c3e4d092105cde32b52814218b77990549f61
Reviewed-by: hjk <qthjk@ovi.com>