bug: fix incorrect url

[thelostone-mc]

Description

http://localhost:8000/gas -> directs you to GAS
http://localhost:8000/gas/ -> directs you to GAS
http://localhost:8000/gasrwerworme -> tries to find profile page

Refers/Fixes

closes #6707

[codecov]

Codecov Report

Merging #6752 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master    #6752   +/-   ##
=======================================
  Coverage   26.69%   26.69%           
=======================================
  Files         293      293           
  Lines       27847    27847           
  Branches     4109     4109           
=======================================
  Hits         7435     7435           
  Misses      20146    20146           
  Partials      266      266           

Impacted Files	Coverage Δ
app/app/urls.py	86.20% <ø> (ø)

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