refactor(mempool): add docstring for queued transaction

[MohammadNassar1]

This change is 

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 83.54%. Comparing base (6e74e3f) to head (a32a804).
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Additional details and impacted files

@@            Coverage Diff             @@
##             main     #416      +/-   ##
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+ Coverage   83.37%   83.54%   +0.17%     
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  Files          37       37              
  Lines        1720     1720              
  Branches     1720     1720              
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+ Hits         1434     1437       +3     
+ Misses        210      206       -4     
- Partials       76       77       +1     

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[elintul]

Reviewed 1 of 1 files at r1, all commit messages.
Reviewable status: all files reviewed, 1 unresolved discussion (waiting on @MohammadNassar1)

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crates/mempool/src/transaction_queue.rs line 53 at r1 (raw file):

}

/// `TransactionQueue` is used to order transactions by priority.

Refrain from using code object names in doc., as it might become outdated.

Suggestion:

Encapsulates a transaction reference to assess its order (or: priority).

[MohammadNassar1]

Reviewable status: 0 of 1 files reviewed, all discussions resolved (waiting on @elintul)

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crates/mempool/src/transaction_queue.rs line 53 at r1 (raw file):

Previously, elintul (Elin) wrote…

Refrain from using code object names in doc., as it might become outdated.

Done

[elintul]

Reviewed 1 of 1 files at r2, all commit messages.
Reviewable status: complete! all files reviewed, all discussions resolved (waiting on @MohammadNassar1)