refactor(x/ecocredit)!: update marketplace submodule architecture

[ryanchristo]

Description

Ref: #1196

This pull request updates the architecture of the marketplace submodule.

Preview: https://github.com/regen-network/regen-ledger/tree/ryan/1196-marketplace-submodule/x/ecocredit/marketplace

---

Author Checklist

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please add links to any relevant follow up issues.

I have...

• included the correct type prefix in the PR title
• added ! to the type prefix if API or client breaking change
• targeted the correct branch (see PR Targeting)
• provided a link to the relevant issue or specification
• followed the guidelines for building modules
• included the necessary unit and integration tests
• added a changelog entry to CHANGELOG.md
• included comments for documenting Go code
• updated the relevant documentation or specification
• reviewed "Files changed" and left comments if necessary
• confirmed all CI checks have passed

Reviewers Checklist

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your handle next to the items reviewed if you only reviewed selected items.

I have...

• confirmed the correct type prefix in the PR title
• confirmed ! in the type prefix if API or client breaking change
• confirmed all author checklist items have been addressed
• reviewed state machine logic
• reviewed API design and naming
• reviewed documentation is accurate
• reviewed tests and test coverage
• manually tested (if applicable)

[codecov]

Codecov Report

Merging #1427 (2f90f03) into main (0e5aeb8) will not change coverage.
The diff coverage is 84.89%.

@@           Coverage Diff           @@
##             main    #1427   +/-   ##
=======================================
  Coverage   78.54%   78.54%           
=======================================
  Files         236      236           
  Lines       18109    18109           
=======================================
  Hits        14224    14224           
  Misses       3076     3076           
  Partials      809      809           

Impacted Files	Coverage Δ
x/ecocredit/client/query.go	58.65% <0.00%> (ø)
x/ecocredit/client/tx.go	75.00% <0.00%> (ø)
x/ecocredit/marketplace/keeper/keeper.go	100.00% <ø> (ø)
x/ecocredit/marketplace/keeper/utils.go	42.40% <ø> (ø)
x/ecocredit/marketplace/types/v1/codec.go	100.00% <ø> (ø)
...edit/marketplace/types/v1/msg_add_allowed_denom.go	66.66% <ø> (ø)
x/ecocredit/marketplace/types/v1/msg_buy_direct.go	98.03% <ø> (ø)
...edit/marketplace/types/v1/msg_cancel_sell_order.go	83.33% <ø> (ø)
...t/marketplace/types/v1/msg_remove_allowed_denom.go	61.11% <ø> (ø)
x/ecocredit/marketplace/types/v1/msg_sell.go	97.87% <ø> (ø)
... and 27 more

[technicallyty]

LGTM

[aleem1314]

Lgtm