[SEDONA-687] Fix Snowflake registration of ST_LabelPoint

[furqaankhan]

Did you read the Contributor Guide?

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

Is this PR related to a JIRA ticket?

• Yes, the URL of the associated JIRA ticket is https://issues.apache.org/jira/browse/SEDONA-687. The PR name follows the format [SEDONA-XXX] my subject.

What changes were proposed in this PR?

Fix Snowflake registration and tests of ST_LabelPoint

How was this patch tested?

• Passes new and existing tests

Did this PR include necessary documentation updates?

• Yes, I am adding a new API. I am using the current SNAPSHOT version number in vX.Y.Z format.