feat: use assert_eq for Ok MempoolResult

[giladchase]

Uses pretty_assertions, colored and formatted output.

commit-id:5dc07b7c

---

This change is 

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 0% with 1 line in your changes missing coverage. Please review.

Project coverage is 78.55%. Comparing base (71d556d) to head (c64d6cc).

Files	Patch %	Lines
crates/mempool_types/src/errors.rs	0.00%	1 Missing ⚠️

Additional details and impacted files

@@                Coverage Diff                 @@
##           spr/main/31a827be     #276   +/-   ##
==================================================
  Coverage              78.55%   78.55%           
==================================================
  Files                     27       27           
  Lines                   1236     1236           
  Branches                1236     1236           
==================================================
  Hits                     971      971           
  Misses                   208      208           
  Partials                  57       57           

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

[MohammadNassar1]

Reviewed 2 of 2 files at r1, all commit messages.
Reviewable status: complete! all files reviewed, all discussions resolved (waiting on @ArniStarkware)

[ArniStarkware]

Reviewed all commit messages.
Reviewable status: complete! all files reviewed, all discussions resolved (waiting on @giladchase)

[giladchase]

Reviewed 2 of 2 files at r1, all commit messages.
Reviewable status: complete! all files reviewed, all discussions resolved (waiting on @giladchase)