tx receipt don't contains events

[yihuang]

Closes: #575

Description

• convert tx hash when query tx logs
• transaction index in tx logs should start from 0

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[codecov]

Codecov Report

Merging #580 (16124b2) into main (d84837a) will increase coverage by 0.00%.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##             main     #580   +/-   ##
=======================================
  Coverage   52.53%   52.54%           
=======================================
  Files          64       64           
  Lines        5276     5277    +1     
=======================================
+ Hits         2772     2773    +1     
  Misses       2350     2350           
  Partials      154      154           

Impacted Files	Coverage Δ
x/evm/keeper/state_transition.go	68.18% <100.00%> (+0.11%)	⬆️

[yihuang]

Not sure how to test the RPC API, but it's verified in the integration test of Cronos: crypto-org-chain/cronos#93

[leejw51crypto]

lgtm

[fedekunze]

ACK