WIP Add CosmWasm to Shentu

[xiumingdou]

Closes: #XXX Related: #XXX

Description

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For contributor use:

• [ ] 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

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For admin use:

• [ ] Added appropriate labels to PR (ex. WIP, R4R, docs, etc)
• [ ] Reviewers assigned
• [ ] Squashed all commits, uses message "Merge pull request #XYZ: [title]"

[codecov[bot]]

Codecov Report

Merging #445 (d69c2f2) into master (f2cabf5) will increase coverage by 0.18%. The diff coverage is 64.66%.

@@            Coverage Diff             @@
##           master     #445      +/-   ##
==========================================
+ Coverage   41.36%   41.54%   +0.18%     
==========================================
  Files         123      124       +1     
  Lines       11220    11337     +117     
==========================================
+ Hits         4641     4710      +69     
- Misses       6125     6165      +40     
- Partials      454      462       +8     

Impacted Files	Coverage Δ
app/config.go	0.00% <0.00%> (ø)
app/genesis.go	0.00% <0.00%> (ø)
app/test_helpers.go	3.07% <0.00%> (-0.05%)	:arrow_down:
vm/contract.go	85.92% <0.00%> (-0.83%)	:arrow_down:
app/ante.go	56.09% <56.09%> (ø)
app/app.go	85.95% <85.54%> (-0.48%)	:arrow_down:
x/bank/keeper/keeper.go	55.88% <100.00%> (+1.33%)	:arrow_up:

[github-actions[bot]]

This pull request has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Thank you for your contributions.