fix: LEAP-1765: upgrade django rq to fix admin page

[jombooth]

Fix "module 'django.utils.timezone' has no utc" error on trying to load django-rq admin page, by upgrading the django-rq package.

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 76.79%. Comparing base (51fc1b0) to head (9763572).
Report is 1 commits behind head on develop.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #6858      +/-   ##
===========================================
- Coverage    76.80%   76.79%   -0.01%     
===========================================
  Files          171      171              
  Lines        14031    14031              
===========================================
- Hits         10776    10775       -1     
- Misses        3255     3256       +1     

Flag	Coverage Δ
pytests	76.79% <ø> (-0.01%)	⬇️

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