Implement standalone transaction prioritizer

[masih]

Extract the logic of transaction prioritisation from various Ante handlers for both EVM and cosmos transactions into a side effect free lightweight API exposed via ABCI interface.

Relates to:

• Add GetTxPriorityHint and mempool backpressure via priority drops sei-tendermint#301
• Integrate GetTxPriority ABCI interface sei-cosmos#598 Repo archived, and changes are ported to this PR.

[codecov]

Codecov Report

❌ Patch coverage is 31.69399% with 125 lines in your changes missing coverage. Please review.
✅ Project coverage is 36.70%. Comparing base (5820ece) to head (00942ec).
⚠️ Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
app/prioritizer.go	33.83%	83 Missing and 5 partials ⚠️
sei-cosmos/baseapp/abci.go	0.00%	34 Missing ⚠️
x/evm/ante/preprocess.go	66.66%	2 Missing and 1 partial ⚠️

❌ Your patch status has failed because the patch coverage (31.69%) is below the target coverage (70.00%). You can increase the patch coverage or adjust the target coverage.
❌ Your project status has failed because the head coverage (36.70%) is below the target coverage (60.00%). You can increase the head coverage or adjust the target coverage.

Additional details and impacted files

@@             Coverage Diff             @@
##             main    #2320       +/-   ##
===========================================
- Coverage   46.72%   36.70%   -10.03%     
===========================================
  Files         408     1166      +758     
  Lines       39574   104522    +64948     
===========================================
+ Hits        18491    38362    +19871     
- Misses      19796    62908    +43112     
- Partials     1287     3252     +1965     

Files with missing lines	Coverage Δ
app/app.go	72.23% <100.00%> (+5.26%)	⬆️
sei-cosmos/baseapp/baseapp.go	61.29% <ø> (ø)
sei-cosmos/baseapp/options.go	23.72% <100.00%> (ø)
sei-cosmos/types/context.go	86.75% <100.00%> (ø)
x/evm/ante/preprocess.go	84.83% <66.66%> (+5.75%)	⬆️
sei-cosmos/baseapp/abci.go	25.40% <0.00%> (ø)
app/prioritizer.go	33.83% <33.83%> (ø)

... and 900 files with indirect coverage changes

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.

[yzang2019]

Overall LGTM

[masih]

Marking this as draft until sei-cosmos mono repo move (and probably tendermint move) lands.