Investigate Go test run time on ubuntu-large

[masih]

Bump instance type to see if go tests can run faster

[github-actions]

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Build	Format	Lint	Breaking	Updated (UTC)
✅ passed	✅ passed	✅ passed	✅ passed	Dec 18, 2025, 9:42 AM

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 45.81%. Comparing base (def3050) to head (73053c5).

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2630      +/-   ##
==========================================
- Coverage   46.20%   45.81%   -0.40%     
==========================================
  Files        1231     1118     -113     
  Lines      107616    97009   -10607     
==========================================
- Hits        49721    44440    -5281     
+ Misses      53346    48352    -4994     
+ Partials     4549     4217     -332     

Flag	Coverage Δ
sei-chain	45.57% <ø> (+0.06%)	⬆️
sei-cosmos	43.49% <ø> (?)
sei-db	69.06% <ø> (ø)
sei-tendermint	47.38% <ø> (-0.01%)	⬇️

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see 777 files with indirect coverage changes

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