removes deadcode (ethos app and ethdenver app)

[owocki]

Description

removes deadcode (ethos app and ethdenver app)

Refers/Fixes

my own sanity

Testing

tested locally, app loads fine. no strings of 'ethdenver' left in codebase

[codecov]

Codecov Report

Merging #6521 into stable will increase coverage by 0.05%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           stable    #6521      +/-   ##
==========================================
+ Coverage   27.04%   27.09%   +0.05%     
==========================================
  Files         291      287       -4     
  Lines       26672    26532     -140     
  Branches     3948     3928      -20     
==========================================
- Hits         7213     7189      -24     
+ Misses      19192    19076     -116     
  Partials      267      267              

Impacted Files	Coverage Δ
app/app/settings.py	81.98% <ø> (ø)
app/app/urls.py	86.20% <ø> (-0.24%)	⬇️

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