feat: generate API Credentials in Admin Portal

[yuanyuan-git-tech]

https://2u-internal.atlassian.net/browse/ENT-7335

For all changes

• Ensure adequate tests are in place (or reviewed existing tests cover changes)

Only if submitting a visual change

• Ensure to attach screenshots
• Ensure to have UX team confirm screenshots

[codecov]

Codecov Report

Patch coverage: 92.74% and project coverage change: +0.13% 🎉

Comparison is base (8500f4d) 83.24% compared to head (4e87955) 83.37%.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1016      +/-   ##
==========================================
+ Coverage   83.24%   83.37%   +0.13%     
==========================================
  Files         400      409       +9     
  Lines        8702     8825     +123     
  Branches     1797     1815      +18     
==========================================
+ Hits         7244     7358     +114     
- Misses       1420     1429       +9     
  Partials       38       38              

Files Changed	Coverage Δ
.../components/ContactCustomerSupportButton/index.jsx	100.00% <ø> (ø)
src/data/services/LmsApiService.js	33.92% <12.50%> (-1.08%)	⬇️
src/components/settings/SettingsTabs.jsx	88.57% <80.00%> (-1.76%)	⬇️
...ettings/SettingsApiCredentialsTab/CopiedButton.jsx	92.85% <92.85%> (ø)
.../SettingsApiCredentialsTab/APICredrentialsPage.jsx	100.00% <100.00%> (ø)
...nts/settings/SettingsApiCredentialsTab/Context.jsx	100.00% <100.00%> (ø)
...settings/SettingsApiCredentialsTab/CopiedToast.jsx	100.00% <100.00%> (ø)
...settings/SettingsApiCredentialsTab/FailedAlert.jsx	100.00% <100.00%> (ø)
...ngs/SettingsApiCredentialsTab/HelpCenterButton.jsx	100.00% <100.00%> (ø)
...redentialsTab/RegenerateCredentialWarningModal.jsx	100.00% <100.00%> (ø)
... and 4 more

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[yuanyuan-git-tech]