fix(deps): update dependency gtoken to v3

[alexander-fenster]

It's too late in London so Renovate bot is sleeping. So here I am with a manual dependency update!

• Tests and linter pass
• Code coverage does not decrease (if any source code was changed)
• Appropriate docs were updated (if necessary)

[codecov]

Codecov Report

Merging #702 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #702   +/-   ##
=======================================
  Coverage   84.77%   84.77%           
=======================================
  Files          18       18           
  Lines         939      939           
  Branches      209      209           
=======================================
  Hits          796      796           
  Misses         83       83           
  Partials       60       60

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