chore: bump frontend-component-header to v8

[Anas12091101]

This PR updates frontend-component-header to v8 in order to enable support for LearningUserMenuToggleSlot and DesktopUserMenuToggleSlot

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[mphilbrick211]

Hi @Anas12091101! Looks like there's a couple of failing checks here. Would you mind taking a look?

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 100.00%. Comparing base (508c91d) to head (2655574).

Additional details and impacted files

@@            Coverage Diff            @@
##            master      #468   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files          107       107           
  Lines         1086      1086           
  Branches       161       161           
=========================================
  Hits          1086      1086           

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