fixed output scaling bug and removed double residual edges (was already implemented in global architecture)

[kerstink-GC]

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Checklist:

• [ ] Was this PR discussed in an issue? It is recommended to first discuss a new feature into a GitHub issue before opening a PR.
• [ ] Add tests to cover the fixed bug(s) or the new introduced feature(s) (if appropriate).
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[codecov[bot]]

Codecov Report

Merging #482 (8ceb167) into main (2883d88) will decrease coverage by 0.01%. The diff coverage is 66.66%.

:exclamation: Current head 8ceb167 differs from pull request most recent head ee56497. Consider uploading reports for the commit ee56497 to get more accurate results

@@            Coverage Diff             @@
##             main     #482      +/-   ##
==========================================
- Coverage   71.45%   71.45%   -0.01%     
==========================================
  Files          93       93              
  Lines        8520     8512       -8     
==========================================
- Hits         6088     6082       -6     
+ Misses       2432     2430       -2     

Flag	Coverage Δ
unittests	71.45% <66.66%> (-0.01%)	:arrow_down:

Flags with carried forward coverage won't be shown. Click here to find out more.

Components	Coverage Δ
ipu	49.14% <ø> (ø)