feat: integrate ibc fee middleware

[dadamu]

Description

This PR integrates ibc fee middleware for ibc modules, allowing the relayer operators to receive tokens when submit the ibc transactions.

This integration follows this guide.

Note:
The channel to support ibc fee middleware should have the version like:

{"fee_version": "ics29-1", "app_version": "ics20-1"}

If the version does not include fee_version, for example ics20-1, then the channel will be considered without middleware, then passing the version onto underlying IBC module and also tagging the channel is not FeeEnabled. The channel version is set in relayer side. So it should work properly integrate ibc fee in our side app only. See here.

Depends-On: #1079

---

Author Checklist

All items are required. Please add a note to the item if the item is not applicable and
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

All items are required. Please add a note if the item is not applicable and please add
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

Base: 80.45% // Head: 80.46% // Increases project coverage by +0.01% 🎉

Coverage data is based on head (0299d17) compared to base (efbb0b9).
Patch coverage: 100.00% of modified lines in pull request are covered.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1081      +/-   ##
==========================================
+ Coverage   80.45%   80.46%   +0.01%     
==========================================
  Files         180      180              
  Lines       15746    15757      +11     
==========================================
+ Hits        12668    12679      +11     
  Misses       2522     2522              
  Partials      556      556              

Impacted Files	Coverage Δ
app/app.go	88.79% <100.00%> (+0.16%)	⬆️

Help us with your feedback. Take ten seconds to tell us how you rate us. Have a feature suggestion? Share it here.

☔ View full report at Codecov.
📢 Do you have feedback about the report comment? Let us know in this issue.