[Cherry pick] add repository read permission to limitedGuest

[tpoxa]

Issue being fixed

Fixes #19709

Realted to PR #19757

Please indicate you've done the following:

• Well Written Title and Summary of the PR
• Label the PR as needed. "release-note/ignore-for-release, release-note/new-feature, release-note/update, release-note/enhancement, release-note/community, release-note/breaking-change, release-note/docs, release-note/infra, release-note/deprecation"
• Accepted the DCO. Commits without the DCO will delay acceptance.
• Made sure tests are passing and test coverage is added if needed.
• Considered the docs impact and opened a new docs issue or PR with docs changes if needed in website repository.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (4f19f84) 67.55% compared to head (f1d7545) 70.64%.
Report is 6 commits behind head on release-2.10.0.

Additional details and impacted files

@@                Coverage Diff                 @@
##           release-2.10.0   #19816      +/-   ##
==================================================
+ Coverage           67.55%   70.64%   +3.09%     
==================================================
  Files                 991      747     -244     
  Lines              109175    95843   -13332     
  Branches             2719        0    -2719     
==================================================
- Hits                73748    67708    -6040     
+ Misses              31458    24467    -6991     
+ Partials             3969     3668     -301     

Flag	Coverage Δ
unittests	70.64% <ø> (+3.09%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files	Coverage Δ
src/common/rbac/project/rbac_role.go	70.00% <ø> (ø)

... and 246 files with indirect coverage changes