MG-2507 - Update auth in readers service

[felixgateru]

What type of PR is this?

This is a bug fix because it fixes the following issue: #2507

What does this do?

This pr updates auth for the readers service with recent updates to auth.

Which issue(s) does this PR fix/relate to?

• Resolves Bug: Cannot read messages from Readers #2507

Have you included tests for your changes?

Yes, test files have been updated

Did you document any new/modified feature?

No,

Notes

[codecov]

Codecov Report

Attention: Patch coverage is 70.27027% with 11 lines in your changes missing coverage. Please review.

Project coverage is 51.50%. Comparing base (a5059a7) to head (1ddbf37).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
pkg/sdk/mocks/sdk.go	0.00%	8 Missing ⚠️
readers/api/transport.go	85.00%	2 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2514      +/-   ##
==========================================
- Coverage   53.62%   51.50%   -2.12%     
==========================================
  Files         332       98     -234     
  Lines       35433    12179   -23254     
==========================================
- Hits        19001     6273   -12728     
+ Misses      14618     5449    -9169     
+ Partials     1814      457    -1357     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.