[Feature] Append Custom Wasm Interface

[yun-yeo]

Summary of changes

• Add custom wasm interface for market & treasury
• Fix alias

Report of required housekeeping

• Github issue OR spec proposal link
• Wrote tests
• Updated relevant documentation (docs/)
• Added a relevant changelog entry: clog add [section] [stanza] [message]

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(FOR ADMIN) Before merging

• Added appropriate labels to PR
• Squashed all commits, uses message "Merge pull request #XYZ: [title]" (coding standards)
• Confirm added tests are consistent with the intended behavior of changes
• Ensure all tests pass

[codecov]

Codecov Report

Merging #347 into develop will increase coverage by 0.02%.
The diff coverage is 83.33%.

@@             Coverage Diff             @@
##           develop     #347      +/-   ##
===========================================
+ Coverage    65.06%   65.08%   +0.02%     
===========================================
  Files          101      101              
  Lines         5110     5113       +3     
===========================================
+ Hits          3325     3328       +3     
  Misses        1581     1581              
  Partials       204      204              

Impacted Files	Coverage Δ
x/wasm/internal/types/msg_binding.go	0.00% <0.00%> (ø)
x/wasm/internal/types/query_binding.go	0.00% <0.00%> (ø)
app/app.go	86.44% <100.00%> (+0.23%)	⬆️
x/wasm/internal/keeper/keeper.go	81.25% <100.00%> (ø)
x/wasm/test_utils.go	94.73% <100.00%> (ø)