feat(docs): Start S3 Docs

[sthulb]

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Issue number:

Summary

Adds S3 docs uploader to workflows

Changes

Adds AWS credentials gathering and uploads to an S3 bucket

Please provide a summary of what's being changed

User experience

Please share what the user experience looks like before and after this change

Docs will be available on docs.powertools.aws.dev

Checklist

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• Meets tenets criteria
• I have performed a self-review of this change
• Changes have been tested
• Changes are documented
• PR title follows conventional commit semantics

Is this a breaking change?

RFC issue number:

Checklist:

• Migration process documented
• Implement warnings (if it can live side by side)

Acknowledgment

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[codecov-commenter]

Codecov Report

Patch coverage has no change and project coverage change: +62.54 🎉

Comparison is base (63778f0) 0.00% compared to head (b588b21) 62.54%.

Additional details and impacted files

@@             Coverage Diff              @@
##           develop     #278       +/-   ##
============================================
+ Coverage         0   62.54%   +62.54%     
============================================
  Files            0       61       +61     
  Lines            0     2627     +2627     
============================================
+ Hits             0     1643     +1643     
- Misses           0      984      +984     

Flag	Coverage Δ
unittests	62.54% <ø> (?)

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see 61 files with indirect coverage changes

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