feat: set cointype

[0Tech]

Description

This patch would update CoinType from the original value to 438.

Checklist:

• I followed the contributing guidelines and code of conduct.
• I have added a relevant changelog to CHANGELOG.md
• I have added tests to cover my changes.
• I have updated the documentation accordingly.

[codecov]

Codecov Report

❌ Patch coverage is 28.57143% with 5 lines in your changes missing coverage. Please review.
⚠️ Please upload report for BASE (fnsad-v050-legacy@f3545a0). Learn more about missing BASE report.

Files with missing lines	Patch %	Lines
app/app.go	50.00%	2 Missing ⚠️
app/export.go	0.00%	2 Missing ⚠️
app/test_helpers.go	0.00%	1 Missing ⚠️

Additional details and impacted files

@@                 Coverage Diff                  @@
##             fnsad-v050-legacy     #345   +/-   ##
====================================================
  Coverage                     ?   71.15%           
====================================================
  Files                        ?        8           
  Lines                        ?     1418           
  Branches                     ?        0           
====================================================
  Hits                         ?     1009           
  Misses                       ?      378           
  Partials                     ?       31           

Files with missing lines	Coverage Δ
app/ante.go	58.13% <ø> (ø)
app/test_support.go	0.00% <ø> (ø)
app/test_helpers.go	61.11% <0.00%> (ø)
app/app.go	88.20% <50.00%> (ø)
app/export.go	9.81% <0.00%> (ø)

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[0Tech]

Ignore CI failures for now. It would be addressed by #343.

[tkxkd0159]

Ignore CI failures for now. It would be addressed by #343.

@0Tech Is E2E-IBC okay to fail?