v0.38.1 RC1

[alexanderbez]

closes: #5574

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• Wrote unit and integration tests
• Updated relevant documentation (docs/) or specification (x/<module>/spec/)
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[codecov]

Codecov Report

Merging #5630 into rc1/v0.38.1 will increase coverage by 0.04%.
The diff coverage is 65.71%.

@@               Coverage Diff               @@
##           rc1/v0.38.1    #5630      +/-   ##
===============================================
+ Coverage        54.07%   54.11%   +0.04%     
===============================================
  Files              313      313              
  Lines            18968    18991      +23     
===============================================
+ Hits             10256    10277      +21     
- Misses            7914     7917       +3     
+ Partials           798      797       -1

Impacted Files	Coverage Δ
x/staking/keeper/val_state_change.go	65.03% <0%> (-2.49%)	⬇️
x/gov/abci.go	95.31% <100%> (+0.07%)	⬆️
x/bank/internal/keeper/keeper.go	70.05% <100%> (+1.38%)	⬆️
x/staking/keeper/delegation.go	74.66% <87.5%> (+0.88%)	⬆️
x/mock/app.go	64.18% <0%> (+1.35%)	⬆️

[jackzampolin]

Looks great. Thank you @AdityaSripal, @alexanderbez and @ethanfrey on the IAVL pruning fixes! Looks like today is shipping day!