fix: replace edx.org brand dependency with openedx brand (#199)

[snglth]

@edx/brand-edx.org package is not open source. @edx/brand-openedx is what is used by other MFEs by default.

Similar PR in gradebook

[openedx-webhooks]

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[mphilbrick211]

Hi @snglth! Thank you for this contribution! Please let me know if you have any questions about filling out the CLA. Thanks!

[snglth]

@mphilbrick211 CLA was signed by my employed recently

[mphilbrick211]

Thanks, @snglth! We'll get tests enabled for you.

[e0d]

@snglth Can you provide a description of the purpose of this change?

[codecov]

Codecov Report

All modified lines are covered by tests ✅

Comparison is base (5492520) 100.00% compared to head (7b9f122) 100.00%.

Additional details and impacted files

@@            Coverage Diff            @@
##            master      #200   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files          110       110           
  Lines         1079      1079           
  Branches       159       159           
=========================================
  Hits          1079      1079           

☔ View full report in Codecov by Sentry.
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[snglth]

@snglth Can you provide a description of the purpose of this change?

Description provided

[e0d]

@brian-smith-tcril this seems like a straight-forward and appropriate change. Could you have a look?

[mphilbrick211]

Hi @openedx/content-aurora! Would someone be able to please merge this for us? Thanks!

[mphilbrick211]

Hi @snglth! Some branch conflicts have popped up - would you mind taking a look?

[snglth]

Hi @mphilbrick211. Conflicts fixed.

[mphilbrick211]

Hi @openedx/content-aurora! Would someone be able to take a look at this? We had to fix branch conflicts, so would you mind enabling the tests to run again?

[openedx-webhooks]

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