Marker ics20 hooks

[nullpointer0x00]

Description

closes: #1127

---

Before we can merge this PR, please make sure that all the following items have been
checked off. If any of the checklist items are not applicable, please leave them but
write a little note why.

• Targeted PR against correct branch (see CONTRIBUTING.md)
• Linked to Github issue with discussion and accepted design OR link to spec that describes this work.
• Wrote unit and integration tests
• Updated relevant documentation (docs/) or specification (x/<module>/spec/)
• Added relevant godoc comments.
• Added a relevant changelog entry to the Unreleased section in CHANGELOG.md
• Re-reviewed Files changed in the Github PR explorer
• Review Codecov Report in the comment section below once CI passes

[codecov]

Codecov Report

Merging #1678 (dea154d) into main (28948e8) will decrease coverage by 0.18%.
Report is 4 commits behind head on main.
The diff coverage is 66.66%.

❗ Current head dea154d differs from pull request most recent head e37ddef. Consider uploading reports for the commit e37ddef to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1678      +/-   ##
==========================================
- Coverage   64.85%   64.67%   -0.18%     
==========================================
  Files         262      269       +7     
  Lines       31397    31812     +415     
==========================================
+ Hits        20361    20576     +215     
- Misses       9752     9918     +166     
- Partials     1284     1318      +34     

Files	Coverage Δ
app/app.go	84.67% <100.00%> (+0.14%)	⬆️
x/marker/keeper/marker.go	57.21% <0.00%> (-0.19%)	⬇️
x/ibchooks/ics4_middleware.go	32.65% <62.50%> (+11.22%)	⬆️
x/ibchooks/types/types.go	59.18% <90.62%> (ø)
x/ibchooks/ibc_hooks.go	64.51% <64.51%> (ø)
x/ibchooks/marker_hooks.go	70.73% <70.73%> (ø)
x/ibchooks/wasm_hook.go	44.65% <55.55%> (-6.46%)	⬇️

... and 4 files with indirect coverage changes

[Taztingo]

LGTM