check for trailing slashes

[nora-codecov]

Purpose/Motivation

When getting the enterprise url for oidc auth, remove trailing slashes if any exist

Links to relevant tickets

https://github.com/codecov/internal-issues/issues/702

[codecov-notifications]

Codecov Report

All modified and coverable lines are covered by tests ✅

✅ All tests successful. No failed tests found.

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 96.12%. Comparing base (a93299c) to head (20786bb).
Report is 14 commits behind head on main.

✅ All tests successful. No failed tests found.

Additional details and impacted files

@@               Coverage Diff                @@
##               main       #759        +/-   ##
================================================
+ Coverage   96.11000   96.12000   +0.01000     
================================================
  Files           815        815                
  Lines         18442      18443         +1     
================================================
+ Hits          17725      17729         +4     
+ Misses          717        714         -3     

Flag	Coverage Δ
unit	91.87% <100.00%> (+0.01%)	⬆️
unit-latest-uploader	91.87% <100.00%> (+0.01%)	⬆️

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