slow down filling out the Okta login screen for Chrome v134

[cfryanr]

The integration tests are failing while trying to fill out the Okta login screen using Chrome v134. This PR is trying to implement a workaround.

Release note:

None, testing change only.

NONE

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[codecov]

Codecov Report

Attention: Patch coverage is 0% with 8 lines in your changes missing coverage. Please review.

Project coverage is 24.95%. Comparing base (ed8c944) to head (dd0dcad).
Report is 2 commits behind head on main.

Files with missing lines	Patch %	Lines
test/testlib/browsertest/browsertest.go	0.00%	8 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2250      +/-   ##
==========================================
- Coverage   24.95%   24.95%   -0.01%     
==========================================
  Files         379      379              
  Lines       62165    62172       +7     
==========================================
- Hits        15515    15514       -1     
- Misses      46315    46323       +8     
  Partials      335      335              

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