remove alias.go from 02-client

[colin-axner]

Description

ref: #6311

---

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• Targeted PR against correct branch (see CONTRIBUTING.md)
• Linked to Github issue with discussion and accepted design OR link to spec that describes this work.
• Code follows the module structure standards.
• Wrote unit and integration tests
• Updated relevant documentation (docs/) or specification (x/<module>/spec/)
• Added relevant godoc comments.
• Added a relevant changelog entry to the Unreleased section in CHANGELOG.md
• Re-reviewed Files changed in the Github PR explorer

[codecov]

Codecov Report

Merging #6542 into master will increase coverage by 0.00%.
The diff coverage is 47.61%.

@@           Coverage Diff           @@
##           master    #6542   +/-   ##
=======================================
  Coverage   56.85%   56.85%           
=======================================
  Files         479      479           
  Lines       28796    28796           
=======================================
+ Hits        16371    16373    +2     
+ Misses      11268    11267    -1     
+ Partials     1157     1156    -1     

[colin-axner]

anyone know why test-coverage-run-4 is reporting:

  with:
    file: ./coverage.txt
    fail_ci_if_error: true
  env:
    GIT_DIFF: 'simapp/app.go' 'x/ibc/02-client/genesis.go' 'x/ibc/02-client/handler.go' 'x/ibc/02-client/module.go' 'x/ibc/04-channel/keeper/packet.go' 'x/ibc/ante/ante.go' 'x/ibc/genesis_test.go' 'x/ibc/keeper/keeper.go' 'x/ibc/keeper/querier.go' 'x/ibc/types/codec.go' 'x/ibc/types/genesis.go'
    GIT_DIFF_FILTERED: 'simapp/app.go' 'x/ibc/02-client/genesis.go' 'x/ibc/02-client/handler.go' 'x/ibc/02-client/module.go' 'x/ibc/04-channel/keeper/packet.go' 'x/ibc/ante/ante.go' 'x/ibc/genesis_test.go' 'x/ibc/keeper/keeper.go' 'x/ibc/keeper/querier.go' 'x/ibc/types/codec.go' 'x/ibc/types/genesis.go'
/home/runner/work/_actions/codecov/codecov-action/v1/dist/index.js:20817
      throw error;
      ^

Error: connect ETIMEDOUT 35.199.43.247:443
    at TCPConnectWrap.afterConnect [as oncomplete] (net.js:1129:14) {
  errno: 'ETIMEDOUT',
  code: 'ETIMEDOUT',
  syscall: 'connect',
  address: '35.199.43.247',
  port: 443
}

I'm gonna rerun but figured it should be mentioned