Validate geographic coordinates (latitude and longitude).
Latitude value, must be in range [-90, 90].
Longitude value, must be in range [-180, 180].
A tuple [lat, lng] if valid.
[lat, lng]
Rejects non-finite, NaN, Infinity, and out-of-range coordinate values.
If values are not finite numbers.
If values are out of the allowed range.
Validate geographic coordinates (latitude and longitude).