refactor: change some names

[graykode]

Refactoring some variable names

[codecov-commenter]

Codecov Report

Patch and project coverage have no change.

Comparison is base (4b94b5a) 98.59% compared to head (49120e2) 98.59%.

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #37   +/-   ##
=======================================
  Coverage   98.59%   98.59%           
=======================================
  Files           9        9           
  Lines         568      568           
  Branches      104      104           
=======================================
  Hits          560      560           
  Misses          4        4           
  Partials        4        4           

Impacted Files	Coverage Δ
contracts/OrderBook.sol	98.59% <0.00%> (ø)
contracts/markets/StableMarket.sol	75.00% <0.00%> (ø)
contracts/markets/VolatileMarket.sol	75.00% <0.00%> (ø)

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 in Codecov by Sentry.
📢 Do you have feedback about the report comment? Let us know in this issue.

[github-actions]

Test with ef8e7bc.

• EHET : Empty heap with empty segment tree
• EHDT : Empty heap with dirty segment tree
• FHET : Filled heap with empty segment tree
• FHFT : Filled heap with filled segment tree
  No longer impact gas costs