release: Amplify Android 2.28.0

[github-actions]

Release PR review checklist

• Verify version name in gradle.properties
• Verify CHANGELOG.md

Module versions

Amplify Android 2.28.0

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 51.95%. Comparing base (ae14a5c) to head (7e44fe3).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3075      +/-   ##
==========================================
- Coverage   51.96%   51.95%   -0.01%     
==========================================
  Files        1033     1033              
  Lines       31335    31335              
  Branches     4537     4537              
==========================================
- Hits        16282    16280       -2     
- Misses      13366    13368       +2     
  Partials     1687     1687              

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