ref(uptime): Remove headers compact translation ({} -> [])

[evanpurkhiser]

Requires GH-78478 be run first

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

:white_check_mark: All tests successful. No failed tests found.

Additional details and impacted files

@@            Coverage Diff             @@
##           master   #78480      +/-   ##
==========================================
- Coverage   87.76%   87.76%   -0.01%     
==========================================
  Files        9815     9815              
  Lines      555494   555498       +4     
  Branches    21882    21882              
==========================================
- Hits       487518   487516       -2     
- Misses      67576    67582       +6     
  Partials      400      400              

[getsantry[bot]]

This pull request has gone three weeks without activity. In another week, I will close it.

But! If you comment or otherwise update it, I will reset the clock, and if you add the label WIP, I will leave it alone unless WIP is removed ... forever!

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"A weed is but an unloved flower." ― Ella Wheeler Wilcox 🥀

[evanpurkhiser]

Can't merge this yet because we actually have some {} in the database