> Also, to be truthful, a lot of foreigners wouldn't know what the svatiskas on maps point to.
Exactly. This is the main reason for the change. The changes were based on surveys where they asked foreigners "if you saw this symbol on a map, what do you think it would mean?". Not "is this offensive?" You can find a PDF of the survey results online, it also included stuff like hotel symbols which foreigners thought meant hospital or helipad.