Update dataset indexing_test_data

[DiamondLightSource-build-server]

This is an automated pull request to trigger an update of the hash information on dataset indexing_test_data.

These pull requests normally consist of two commits: the first one is an empty commit that triggers the
hash information update, and the second commit is the actual hash information update. Once both commits
have appeared, the tests have passed, and you are happy with the results you can squash merge the PR.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 55.97%. Comparing base (faa9645) to head (2c7e9d8).
Report is 7 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #483      +/-   ##
==========================================
- Coverage   56.25%   55.97%   -0.28%     
==========================================
  Files           6        6              
  Lines         368      368              
==========================================
- Hits          207      206       -1     
- Misses        161      162       +1     

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