refactor: refactor the e2e setup suite

[gsk967]

Description

This pull request aims to refactor the e2e setup test suite, making it easier for us to utilize both QA tests and e2e tests.

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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
• added appropriate labels to the PR
• targeted the correct branch (see PR Targeting)
• provided a link to the relevant issue or specification
• 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 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 #2048 (f20a98d) into main (7f05ad4) will decrease coverage by 0.78%.
The diff coverage is 76.79%.

@@            Coverage Diff             @@
##             main    #2048      +/-   ##
==========================================
- Coverage   75.38%   74.61%   -0.78%     
==========================================
  Files         100      127      +27     
  Lines        8025     9805    +1780     
==========================================
+ Hits         6050     7316    +1266     
- Misses       1589     2004     +415     
- Partials      386      485      +99     

Impacted Files	Coverage Δ
ante/spam_prevention.go	75.92% <ø> (ø)
util/store/unmarshal.go	0.00% <0.00%> (ø)
x/incentive/codec.go	47.82% <ø> (+9.89%)	⬆️
x/incentive/keeper/invariants.go	0.00% <0.00%> (ø)
x/incentive/keeper/keeper.go	64.28% <ø> (ø)
x/leverage/client/tests/suite.go	100.00% <ø> (ø)
x/leverage/client/tests/tests.go	100.00% <ø> (ø)
x/leverage/keeper/borrows.go	78.57% <ø> (ø)
x/leverage/keeper/collateral.go	73.48% <ø> (+0.59%)	⬆️
x/leverage/keeper/errors.go	100.00% <ø> (ø)
... and 62 more

... and 25 files with indirect coverage changes

[robert-zaremba]

This PR will complicate merge into no-gb branch.

1. Do we need to merge this PR now? If yes then could you handle the next merge main -> no-gb?

[stale]

This PR 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.

[robert-zaremba]

lgtm, left one suggestion