Update DEX related deterministic messages gas and make the MsgPlaceOrder nondeterministic.

[dzmitryhil]

Description

Update DEX related deterministic messages gas and make the MsgPlaceOrder nondeterministic.

Reviewers checklist:

• Try to write more meaningful comments with clear actions to be taken.
• Nit-picking should be unblocking. Focus on core issues.

Authors checklist

• Provide a concise and meaningful description
• Review the code yourself first, before making the PR.
• Annotate your PR in places that require explanation.
• Think and try to split the PR to smaller PR if it is big.

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This change is 

[miladz68]

Reviewed 8 of 8 files at r1, all commit messages.
Reviewable status: complete! all files reviewed, all discussions resolved (waiting on @masihyeganeh and @ysv)

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 61.22%. Comparing base (daf6aee) to head (9613962).
Report is 33 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1013      +/-   ##
==========================================
+ Coverage   57.78%   61.22%   +3.43%     
==========================================
  Files         158      158              
  Lines       18324    18317       -7     
==========================================
+ Hits        10589    11214     +625     
+ Misses       6748     6083     -665     
- Partials      987     1020      +33     

Flag	Coverage Δ
coreum	57.77% <100.00%> (-0.02%)	⬇️
coreum-integration-tests-modules	46.63% <100.00%> (?)

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[miladz68]

Reviewed 1 of 1 files at r2, 1 of 1 files at r3, all commit messages.
Reviewable status: complete! all files reviewed, all discussions resolved (waiting on @masihyeganeh and @ysv)

[masihyeganeh]

Reviewed 8 of 8 files at r1, 1 of 1 files at r2, 1 of 1 files at r3, all commit messages.
Reviewable status: complete! all files reviewed, all discussions resolved (waiting on @ysv)

[masihyeganeh]

Reviewed 1 of 1 files at r4, all commit messages.
Reviewable status: complete! all files reviewed, all discussions resolved (waiting on @ysv)

[miladz68]

Reviewed 3 of 3 files at r5, all commit messages.
Reviewable status: complete! all files reviewed, all discussions resolved (waiting on @ysv)

[masihyeganeh]

Reviewed 3 of 3 files at r5, all commit messages.
Reviewable status: complete! all files reviewed, all discussions resolved (waiting on @ysv)