fix: Error while running python3 manage.py list_routes

[prateekj117]

Fixes #6579

Short description of what this resolves:

unquote attribute is now in urllib.parse

Checklist

• I have read the Contribution & Best practices Guide and my PR follows them.
• My branch is up-to-date with the Upstream development branch.
• The unit tests pass locally with my changes
• I have added tests that prove my fix is effective or that my feature works
• I have added necessary documentation (if appropriate)

• All the functions created/modified in this PR contain relevant docstrings.

[codecov]

Codecov Report

Merging #6580 into development will not change coverage.
The diff coverage is n/a.

@@             Coverage Diff              @@
##           development    #6580   +/-   ##
============================================
  Coverage        65.03%   65.03%           
============================================
  Files              296      296           
  Lines            15248    15248           
============================================
  Hits              9916     9916           
  Misses            5332     5332

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