feat: add flex group filtering on lpr page

[omar-sarfraz]

Added a dropdown on LPR page to enable filtering based on groups for an enterprise.

Jira Ticket: ENT-9773

Depends On: PR

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

Attention: Patch coverage is 90.32258% with 6 lines in your changes missing coverage. Please review.

Project coverage is 85.84%. Comparing base (c13ed49) to head (bc687d1).
Report is 2 commits behind head on master.

Files with missing lines	Patch %	Lines
src/containers/AdminPage/index.jsx	50.00%	2 Missing ⚠️
src/data/actions/enterpriseGroups.js	84.61%	2 Missing ⚠️
src/components/Admin/AdminSearchForm.jsx	94.11%	1 Missing ⚠️
src/utils.js	50.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1371      +/-   ##
==========================================
+ Coverage   85.83%   85.84%   +0.01%     
==========================================
  Files         624      627       +3     
  Lines       13642    13697      +55     
  Branches     2816     2830      +14     
==========================================
+ Hits        11709    11758      +49     
- Misses       1863     1869       +6     
  Partials       70       70              

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[mahamakifdar19]

LGTM 👍🏻
Could you please add the ticket link and a small description of the changes?