Cloud fix remote embl datasets

[ap--]

Run remote tests against real remote datasets.

[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 (5eacf56) to head (5056381). :warning: Report is 6 commits behind head on cloud.

Additional details and impacted files

@@            Coverage Diff             @@
##            cloud     #904      +/-   ##
==========================================
+ Coverage   92.31%   92.37%   +0.06%     
==========================================
  Files          48       48              
  Lines        7454     7454              
==========================================
+ Hits         6881     6886       +5     
+ Misses        573      568       -5     

Files with missing lines	Coverage Δ
src/spatialdata/_io/_utils.py	87.71% <100.00%> (+1.25%)	:arrow_up:
src/spatialdata/_io/format.py	88.33% <100.00%> (+0.06%)	:arrow_up:

... and 2 files with indirect coverage changes

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[melonora]

Thanks @ap-- , we are making work of it to get these PRs in now:)