Bump SDK version to latest master (532ea1872)

[alexanderbez]

• 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.

• Wrote tests

• Updated relevant documentation (docs/)

• Added a relevant changelog entry to the Unreleased section in CHANGELOG.md

• Reviewed Files changed in the github PR explorer

---

For Admin Use:

• Added appropriate labels to PR (ex. wip, ready-for-review, docs)
• Reviewers Assigned
• Squashed all commits, uses message "Merge PR #XYZ: [title]" (coding standards)

[codecov-io]

Codecov Report

Merging #144 into master will decrease coverage by 0.81%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #144      +/-   ##
==========================================
- Coverage   66.46%   65.65%   -0.82%     
==========================================
  Files           5        5              
  Lines         492      492              
==========================================
- Hits          327      323       -4     
- Misses        134      138       +4     
  Partials       31       31

[alexanderbez]

I've bisected the localnet CI failure down to cosmos/cosmos-sdk#5029 and I have no idea why. Any clues here would be helpful @alessio

[mircea-c]

@alexanderbez what points to that PR as the cause of the failure?

[alexanderbez]

Commit 2c96bbbaa fails, the one right before, ab81c798c, works.

* 2c96bbbaa - Add support for github.com/99designs/keyring-backed keybases (#5029) (11 days ago) <Alessio Treglia>
* ab81c798c - Merge PR #5084: Sanitize tools Makefile (12 days ago) <Alexander Bezobchuk>

[mircea-c]

Closes https://github.com/tendermint/iac/issues/295