Fix a failing Nominatim test for `featuretype`
Fix a failing Nominatim test for `featuretype`

test/geocoders/nominatim.py:259: in test_featuretype_param
    {"latitude": 19.4839446, "longitude": -99.6899716, "delta": 2.0},
test/geocoders/util.py:94: in geocode_run
    **expected)
test/geocoders/util.py:173: in _verify_request
    assert received == expected
E   AssertionError: assert (34.5708167, ...s of America') == (19.4839446 ± ....0e+00, <ANY>)
E     At index 0 diff: 34.5708167 != 19.4839446 ± 2.0e+00
E     Use -v to get the full diff

(The previous coordinates were wrong and pointed to Mexico the country
instead of New Mexico the state, but Pickpoint and OpenMapQuest are still
returning the old coordinates without the `country_codes` filter).

jmb/geopy,geopy/geopy