feat: Moved enrollments charts to new API endpoint.

[saleem-latif]

Jira Ticket: ENT-9420

Description:
Updated frontend logic according to the backend changes made in openedx/edx-enterprise-data#489

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
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[codecov]

Codecov Report

Attention: Patch coverage is 95.00000% with 6 lines in your changes missing coverage. Please review.

Project coverage is 85.60%. Comparing base (115c430) to head (5235e25).
Report is 33 commits behind head on master.

Files with missing lines	Patch %	Lines
...yticsV2/data/hooks/useEnterpriseEnrollmentsData.js	85.71%	3 Missing ⚠️
...components/AdvanceAnalyticsV2/tabs/Enrollments.jsx	82.35%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1298      +/-   ##
==========================================
+ Coverage   85.52%   85.60%   +0.07%     
==========================================
  Files         564      566       +2     
  Lines       12351    12467     +116     
  Branches     2621     2641      +20     
==========================================
+ Hits        10563    10672     +109     
- Misses       1729     1737       +8     
+ Partials       59       58       -1     

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[muhammad-ammar]

Can you please explain the reason behind this change?

[saleem-latif]

I was getting an error of missing axios while it being used in the code. So, I added this to fix that.