fix encoding of spatial types on non-leader instances of the postgresql client
fix encoding of spatial types on non-leader instances of the postgresql client

tests don't pick this up because they only run with a single 'worker'.

willbryant/kitchen_sync,willbryant/kitchen_sync,willbryant/kitchen_sync,willbryant/kitchen_sync,willbryant/kitchen_sync,willbryant/kitchen_sync