fix: Storage action enum update

[stocaaro]

Description of changes

Change the Storage enum to align with the current storage API and update related code/tests.

Checklist

• PR description included
• yarn test passes
• Tests are changed or added

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

[codecov-commenter]

Codecov Report

Merging #11467 (82a96c9) into feat/user-agent-enhancements/main (4315ba0) will increase coverage by 0.00%.
The diff coverage is 100.00%.

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@@                        Coverage Diff                         @@
##           feat/user-agent-enhancements/main   #11467   +/-   ##
==================================================================
  Coverage                              83.37%   83.38%           
==================================================================
  Files                                    294      294           
  Lines                                  20804    20800    -4     
  Branches                                4480     4478    -2     
==================================================================
- Hits                                   17346    17344    -2     
+ Misses                                  3171     3169    -2     
  Partials                                 287      287           

Impacted Files	Coverage Δ
packages/core/src/Platform/types.ts	100.00% <100.00%> (ø)
packages/storage/src/providers/AWSS3Provider.ts	91.89% <100.00%> (-0.08%)	⬇️
...torage/src/providers/AWSS3ProviderManagedUpload.ts	96.12% <100.00%> (ø)

... and 1 file with indirect coverage changes

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