Feature: RDS Proxy

[JoshLevyMN]

Adds initial support for RDS Proxy, including create, describe, and tagging.

[bblommers]

Hi @JoshLevyMN! Please see my comments.

It looks like the linter is failing as well: https://github.com/getmoto/moto/actions/runs/7849632093/job/21423405368?pr=7329

[JoshLevyMN]

Hi @bblommers, thanks for the feedback, it should all be addressed with the latest commit.

[codecov]

Codecov Report

Attention: 20 lines in your changes are missing coverage. Please review.

Comparison is base (9aef694) 95.88% compared to head (db7acc0) 95.86%.
Report is 19 commits behind head on master.

Files	Patch %	Lines
moto/rds/models.py	75.32%	19 Missing ⚠️
moto/rds/exceptions.py	91.66%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #7329      +/-   ##
==========================================
- Coverage   95.88%   95.86%   -0.02%     
==========================================
  Files         843      843              
  Lines       82578    82761     +183     
==========================================
+ Hits        79178    79341     +163     
- Misses       3400     3420      +20     

Flag	Coverage Δ
servertests	32.49% <18.42%> (-0.03%)	⬇️
unittests	95.83% <82.45%> (-0.02%)	⬇️

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[bblommers]

Awesome - thank you for adding these features to Moto @JoshLevyMN!

[github-actions]

This is now part of moto >= 5.0.2.dev23