fix pytest Makefile commands

[danlipert]

Description

This PR fixes the pytest Makefile commands not running on the new ubuntu-based container

Refers/Fixes

n/a

Testing

Tested locally

[codecov]

Codecov Report

Merging #5642 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #5642   +/-   ##
=======================================
  Coverage   30.06%   30.06%           
=======================================
  Files         248      248           
  Lines       21380    21380           
  Branches     3102     3102           
=======================================
  Hits         6427     6427           
+ Misses      14677    14674    -3     
- Partials      276      279    +3

Impacted Files	Coverage Δ
app/dashboard/views.py	12.24% <0%> (ø)	⬆️
...rketing/management/commands/no_applicants_email.py	0% <0%> (ø)	⬆️

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