Add oidc provider name to systeminfo API

[stonezdj]

fixes #13198

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Comprehensive Summary of your change

Issue being fixed

Fixes #(issue)

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[codecov]

Codecov Report

Merging #19575 (c88c97d) into main (04397fb) will increase coverage by 0.01%.
The diff coverage is 87.50%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #19575      +/-   ##
==========================================
+ Coverage   67.54%   67.55%   +0.01%     
==========================================
  Files         990      990              
  Lines      109035   109055      +20     
  Branches     2719     2719              
==========================================
+ Hits        73650    73677      +27     
+ Misses      31420    31413       -7     
  Partials     3965     3965              

Flag	Coverage Δ
unittests	67.55% <87.50%> (+0.01%)	⬆️

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

Files	Coverage Δ
src/controller/systeminfo/controller.go	64.00% <100.00%> (+3.70%)	⬆️
src/server/v2.0/handler/systeminfo.go	0.00% <0.00%> (ø)

... and 11 files with indirect coverage changes

[chlins]

lgtm