[GH-2068] GeoPandas: implement GeoSeries fillna limit

[jiayuasu]

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 Geopandas: Implement limit parameter for geoseries.fillna() #2068

What changes were proposed in this PR?

This PR implements the limit parameter for GeoSeries.fillna.

• Fill only the first limit missing geometries in the natural row order.
• Support scalar geometries, local GeoPandas GeoSeries, and distributed Sedona GeoSeries replacements.
• Preserve the left index, row order, name, and CRS while matching GeoPandas alignment and duplicate-index behavior.
• Avoid materializing a driver-sized replacement series for scalar fills.
• Document the distributed ordering cost and add a release note.

How was this patch tested?

• Focused GeoSeries fillna and parity tests on Spark 3.5: 23 passed.
• Focused GeoSeries fillna and parity tests on Spark 4.1: 23 passed.
• Shapely 1 compatibility tests: 3 passed.
• All commit hooks passed, including Black, Bandit, codespell, gitleaks, and markdownlint.

Did this PR include necessary documentation updates?

• Yes, I have updated the documentation.