[GH-2527] Implement concave_hull

[chay0112]

Did you read the Contributor Guide?

• Yes, I have read the Contributor Rules and Contributor Development Guide

Is this PR related to a ticket?

• Yes, and the PR name follows the format [GH-XXX] my subject. Closes #2527

What changes were proposed in this PR?

• Implement concave_hull functionality

How was this patch tested?

• Included unit and parity tests

Did this PR include necessary documentation updates?

• Yes, I have updated the documentation.