Add support for S3 Multi-Region Access Point (MRAP) URLs (#557)

[pjbull]

Live tests for #557

• Add MRAP URL support

• test MRAP

• update history

• use walrus operator

• cache bucket parsing

• address pr review

• fix linter issues

• url escape : on win and cache

• handle Windows drive in test assertion

• make lint

[github-actions]

🚀 Deployed on https://deploy-preview-560--gallant-agnesi-5f7bb3.netlify.app

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 94.0%. Comparing base (5124aa0) to head (b74ea34).
⚠️ Report is 1 commits behind head on master.

Additional details and impacted files

@@          Coverage Diff           @@
##           master    #560   +/-   ##
======================================
  Coverage    94.0%   94.0%           
======================================
  Files          28      28           
  Lines        2203    2222   +19     
======================================
+ Hits         2071    2090   +19     
  Misses        132     132           

Files with missing lines	Coverage Δ
cloudpathlib/s3/s3path.py	100.0% <100.0%> (ø)

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[fedemengo]

MRAP does require botocore[crt]

from #557

Note: using MRAP paths requires botocore[crt] for SigV4a signing:

pip install botocore[crt]

The failure looks consistent with that missing dependency. Not sure if we should treat this as optional dep or not