Auth current authenticated user enhancement

[powerful23]

Issue #, if available:
To give the correct name in Greetings for Cognito hosted UI
Description of changes:

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

[codecov-io]

Codecov Report

Merging #713 into master will decrease coverage by 0.05%.
The diff coverage is 66.66%.

@@            Coverage Diff            @@
##           master    #713      +/-   ##
=========================================
- Coverage   86.65%   86.6%   -0.06%     
=========================================
  Files          74      74              
  Lines        3530    3538       +8     
  Branches      671     674       +3     
=========================================
+ Hits         3059    3064       +5     
- Misses        454     456       +2     
- Partials       17      18       +1

Impacted Files	Coverage Δ
packages/aws-amplify-react/src/Auth/Greetings.jsx	92.95% <50%> (-2.64%)	⬇️
packages/aws-amplify/src/Auth/Auth.ts	88.45% <75%> (-0.07%)	⬇️

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 799b40c...8716592. Read the comment docs.

[mlabieniec]

👍

[richardzcode]

👍

[github-actions]

This pull request has been automatically locked since there hasn't been any recent activity after it was closed. Please open a new issue for related bugs.

Looking for a help forum? We recommend joining the Amplify Community Discord server *-help channels or Discussions for those types of questions.