dandi move: Include all mismatches in error messages

[jwodder]

Closes #1060.

[codecov]

Codecov Report

Attention: Patch coverage is 92.30769% with 1 line in your changes missing coverage. Please review.

Project coverage is 88.42%. Comparing base (e4dc875) to head (d61605e).
Report is 1020 commits behind head on master.

Files	Patch %	Lines
dandi/move.py	92.30%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1064      +/-   ##
==========================================
+ Coverage   88.35%   88.42%   +0.06%     
==========================================
  Files          72       72              
  Lines        9250     9253       +3     
==========================================
+ Hits         8173     8182       +9     
+ Misses       1077     1071       -6     

Flag	Coverage Δ
unittests	88.42% <92.30%> (+0.06%)	⬆️

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[yarikoptic]

oh well, it wouldn't be very easy to copy / paste all those paths to be fed into dandi upload (which was the original motivation) but at least possible to dump into a file and post-process if so really desired, so let's proceed with this for now. Thank you @jwodder

[github-actions]

🚀 PR was released in 0.45.1 🚀