feat: add Dutch translations, transifex integration file

[fsbraun]

Description

Related resources

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Checklist

• [x] I have opened this pull request against master
• [x] I have added or modified the tests when changing logic
• [x] I have followed the conventional commits guidelines to add meaningful information into the changelog
• [x] I have read the contribution guidelines and I have joined #workgroup-pr-review on Slack to find a “pr review buddy” who is going to review my pull request.

[codecov[bot]]

Codecov Report

Merging #306 (b8e05d6) into master (e6ddd80) will not change coverage. The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #306   +/-   ##
=======================================
  Coverage   89.87%   89.87%           
=======================================
  Files          68       68           
  Lines        2242     2242           
  Branches      299      299           
=======================================
  Hits         2015     2015           
  Misses        172      172           
  Partials       55       55           

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