chore: remove fosite branch override

[hperl]

Related issue(s)

Checklist

• I have read the contributing guidelines.
• I have referenced an issue containing the design document if my change
  introduces a new feature.
• I am following the
  contributing code guidelines.
• I have read the security policy.
• I confirm that this pull request does not address a security
  vulnerability. If this pull request addresses a security vulnerability, I
  confirm that I got the approval (please contact
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  the changes.
• I have added tests that prove my fix is effective or that my feature
  works.
• I have added or changed the documentation.

Further Comments

[aeneasr]

You probabl need to have an updated go.sum as well

[codecov]

Codecov Report

Merging #3599 (71edabc) into master (219a7c0) will not change coverage.
Report is 1 commits behind head on master.
The diff coverage is n/a.

❗ Current head 71edabc differs from pull request most recent head 078bea6. Consider uploading reports for the commit 078bea6 to get more accurate results

@@           Coverage Diff           @@
##           master    #3599   +/-   ##
=======================================
  Coverage   76.30%   76.30%           
=======================================
  Files         132      132           
  Lines        9879     9879           
=======================================
  Hits         7538     7538           
  Misses       1825     1825           
  Partials      516      516