Pogoist spawns in the same location as trader

[EricKildebeck]

Reported by Ravenna/Evan on 12/16:

"This is in some of the easy pogoist trades games (5-1-1). I first noticed this in POGO_L05_T05_S01_X0100_E_U0015_V0_G00017_I0005_N1 but it might happen in others too."

[StephenGss]

This has been fixed.