update django version -> 2.2.3 django-extensions 2.2.1

[thelostone-mc]

Description

fixes security vulnerabilities
django -> 2.2.3

had to update django-extensions to 2.2.1
as documented here django-extensions/django-extensions#1295

Refers/Fixes

#4740

Testing

The following flows have been tested

• bounty normal payout
• tip send + recieve
• grant create + fund

[codecov]

Codecov Report

Merging #4841 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #4841   +/-   ##
=======================================
  Coverage   30.43%   30.43%           
=======================================
  Files         216      216           
  Lines       17335    17335           
  Branches     2353     2353           
=======================================
  Hits         5276     5276           
  Misses      11850    11850           
  Partials      209      209

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[octavioamu]

Approved because life is too short