offsetting a map does not adjust its world position

[zlago]

when resizing a map, an offset may be applied, however, the offset will not be applied to the maps position within any tiled worlds its in

[bjorn]

Since the offset support during map resizing is meant to control which side of the map is expanded or removed, it should indeed be expected that a map in a world automatically has its position updated to correct for this offset. Thanks for opening an issue about this!