change: simplify parameters usage

[fdymylja]

This PR shrinks parameters.

[codecov]

Codecov Report

Merging #181 (8d54416) into main (5bb7b4f) will increase coverage by 0.05%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main     #181      +/-   ##
==========================================
+ Coverage   56.42%   56.47%   +0.05%     
==========================================
  Files          15       15              
  Lines        1246     1243       -3     
==========================================
- Hits          703      702       -1     
+ Misses        495      494       -1     
+ Partials       48       47       -1     

Impacted Files	Coverage Δ
x/gastracker/keeper/keeper.go	70.14% <100.00%> (+0.40%)	⬆️
x/gastracker/module/abci.go	81.10% <100.00%> (ø)

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