Small error in geo queries docs

[pmusa]

I think that

like the `geo_point` query, but the range starts at a specified distance from the central point.

should be :

like the `geo_distance` query, but the range starts at a specified distance from the central point.

• Have you signed the contributor license agreement?
• Have you followed the contributor guidelines?
• If submitting code, have you built your formula locally prior to submission with gradle check?
• If submitting code, is your pull request against master? Unless there is a good reason otherwise, we prefer pull requests against master and will backport as needed.
• If submitting code, have you checked that your submission is for an OS that we support?
• If you are submitting this code for a class then read our policy for that.

[cbuescher]

LGTM