spatialdata.io.io_points: fix support for remote points

[ap--]

This PR adds remote filesystem support for points.

[codecov[bot]]

Codecov Report

:white_check_mark: All modified and coverable lines are covered by tests. :white_check_mark: Project coverage is 92.37%. Comparing base (c76f8c4) to head (468b266). :warning: Report is 4 commits behind head on cloud.

Additional details and impacted files

@@            Coverage Diff             @@
##            cloud     #903      +/-   ##
==========================================
- Coverage   92.37%   92.37%   -0.01%     
==========================================
  Files          48       48              
  Lines        7453     7451       -2     
==========================================
- Hits         6885     6883       -2     
  Misses        568      568              

Files with missing lines	Coverage Δ
src/spatialdata/_io/io_points.py	100.00% <100.00%> (ø)

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