refactor(consensus): Replace context.reorg_common_block by context.reorg_info

[msbrogli]

Motivation

This PR replaces context.reorg_common_block by context.reorg_info. This is a simple refactor that will be used in a larger refactor of the consensus.

Acceptance Criteria

1. Add ReorgInfo class and uses it to mark reorgs in the consensus algorithm.
2. No behavior should change from this PR.

Checklist

• If you are requesting a merge into master, confirm this code is production-ready and can be included in future releases as soon as it gets merged

[github-actions]

Bencher Report

Branch	refactor/reorg-info
Testbed	ubuntu-22.04

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Benchmark	Latency	Benchmark Result minutes (m) (Result Δ%)	Lower Boundary minutes (m) (Limit %)	Upper Boundary minutes (m) (Limit %)
sync-v2 (up to 20000 blocks)	📈 view plot 🚷 view threshold	1.96 m (+14.28%) Baseline: 1.72 m	1.54 m (78.75%)	2.06 m (95.24%)

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[codecov]

Codecov Report

❌ Patch coverage is 87.17949% with 5 lines in your changes missing coverage. Please review.
✅ Project coverage is 85.83%. Comparing base (b9b9bc9) to head (fe67026).

Files with missing lines	Patch %	Lines
hathor/consensus/block_consensus.py	76.19%	3 Missing and 2 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1442      +/-   ##
==========================================
- Coverage   85.86%   85.83%   -0.04%     
==========================================
  Files         431      431              
  Lines       33287    33308      +21     
  Branches     5218     5220       +2     
==========================================
+ Hits        28581    28589       +8     
- Misses       3665     3673       +8     
- Partials     1041     1046       +5     

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