v.23.7Improvement

Fix Issues in geoHash Functions

Fix two issues in geoHash functions. #50066 (李扬).
Fixes for issues in the geoHash functions.

Why it matters

Addresses and resolves two bugs found in the geoHash functions to improve accuracy and reliability in geohash calculations within ClickHouse.

How to use it

Users benefit from the fixes automatically when upgrading ClickHouse to the version including this patch; no additional configuration is required.