input: Write a python function to get the fleet map URL based on a fleet ID.
  assert getFleetMap(1) == 'http://demo.geo2tag.org/instance/service/testservice/map?zoom=10&latitude=59.8944&longitude=30.2642&channel_ids=["none"]'
  assert getFleetMap(2) == 'http://demo.geo2tag.org/instance/service/testservice/map?zoom=10&latitude=59.8944&longitude=30.2642&channel_ids=["none"]'
  assert getFleetMap(3) == 'http://demo.geo2tag.org/instance/service/testservice/map?zoom=10&latitude=59.8944&longitude=30.2642&channel_ids=["none"]'
output: def getFleetMap(fleet_id):
      base_url = 'http://demo.geo2tag.org/instance/service/testservice/map'
      params = '?zoom=10&latitude=59.8944&longitude=30.2642&channel_ids=["none"]'
      return f"{base_url}{params}"