change: update readme, trigger p311 tests

[akrishna1995]

Issue #, if available:

Description of changes:

Adding UTs for py311 and official support

Testing done:

run with pytest

Merge Checklist

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General

• [ x] I have read the CONTRIBUTING doc
• I certify that the changes I am introducing will be backward compatible, and I have discussed concerns about this, if any, with the Python SDK team
• I used the commit message format described in CONTRIBUTING
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• I have updated any necessary documentation, including READMEs and API docs (if appropriate)

Tests

• I have added tests that prove my fix is effective or that my feature works (if appropriate)
• I have added unit and/or integration tests as appropriate to ensure backward compatibility of the changes
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• I have used unique_name_from_base to create resource names in integ tests (if appropriate)

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 87.38%. Comparing base (ca9ae23) to head (6aa3e0d).

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #4529      +/-   ##
==========================================
- Coverage   87.38%   87.38%   -0.01%     
==========================================
  Files         389      389              
  Lines       36776    36776              
==========================================
- Hits        32137    32136       -1     
- Misses       4639     4640       +1     

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[mufaddal-rohawala]

AWS CodeBuild CI Report

• CodeBuild project: sagemaker-python-sdk-pr
• Commit ID: 94115ca
• Result: FAILED
• Build Logs (available for 30 days)

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[mufaddal-rohawala]

AWS CodeBuild CI Report

• CodeBuild project: sagemaker-python-sdk-pr
• Commit ID: 6aa3e0d
• Result: FAILED
• Build Logs (available for 30 days)

Powered by github-codebuild-logs, available on the AWS Serverless Application Repository