feat(nano): implement serialization module [part 1]

[glevco]

Motivation

Implement the hathor/serialization module.

Acceptance Criteria

• Implement the hathor/serialization module.
• Signed data support is left out.

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	feat/nano/serialization
Testbed	ubuntu-22.04

Click to view all benchmark results

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	1.63 m (-0.39%) Baseline: 1.63 m	1.47 m (90.35%)	1.80 m (90.55%)

🐰 View full continuous benchmarking report in Bencher

[codecov]

Codecov Report

Attention: Patch coverage is 81.10403% with 89 lines in your changes missing coverage. Please review.

Project coverage is 84.05%. Comparing base (5927188) to head (a9183a2).
Report is 1 commits behind head on master.

Files with missing lines	Patch %	Lines
hathor/serialization/adapters/max_bytes.py	54.00%	23 Missing ⚠️
hathor/serialization/deserializer.py	68.42%	18 Missing ⚠️
hathor/serialization/adapters/generic_adapter.py	70.17%	17 Missing ⚠️
hathor/serialization/serializer.py	68.42%	12 Missing ⚠️
hathor/serialization/bytes_deserializer.py	82.22%	4 Missing and 4 partials ⚠️
hathor/serialization/encoding/output_value.py	87.50%	3 Missing and 1 partial ⚠️
hathor/serialization/compound_encoding/__init__.py	83.33%	2 Missing ⚠️
hathor/serialization/encoding/int.py	81.81%	2 Missing ⚠️
hathor/serialization/encoding/leb128.py	92.59%	1 Missing and 1 partial ⚠️
hathor/serialization/bytes_serializer.py	96.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1276      +/-   ##
==========================================
- Coverage   84.10%   84.05%   -0.05%     
==========================================
  Files         311      334      +23     
  Lines       23869    24340     +471     
  Branches     3525     3603      +78     
==========================================
+ Hits        20075    20459     +384     
- Misses       3074     3157      +83     
- Partials      720      724       +4     

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