Remove deletion of recent runs as these are no longer created

[rowanseymour]

No description provided.

[codecov-commenter]

Codecov Report

Merging #60 (2628094) into main (4662b07) will increase coverage by 0.12%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##             main      #60      +/-   ##
==========================================
+ Coverage   67.96%   68.08%   +0.12%     
==========================================
  Files           6        6              
  Lines         824      821       -3     
==========================================
- Hits          560      559       -1     
+ Misses        151      150       -1     
+ Partials      113      112       -1     

Impacted Files	Coverage Δ
archives/runs.go	65.00% <ø> (+1.14%)	⬆️

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