[#5107] Display referentielijsten options in component's preview

[vaszig]

Closes #5107 partly

• Requires [OF#5107] Added referentielijsten options to the component's preview formio-builder#213
• Form builder translations

Changes

• Added endpoint for retrieving the list of tabel items

Checklist

Check off the items that are completed or not relevant.

• Impact on features

  • Checked copying a form
  • Checked import/export of a form
  • Config checks in the configuration overview admin page
  • Problem detection in the admin email digest is handled

• Release management

  • I have labelled the PR as "needs-backport" accordingly

• I have updated the translations assets (you do NOT need to provide translations)

  • Ran ./bin/makemessages_js.sh
  • Ran ./bin/compilemessages_js.sh

• Dockerfile/scripts

  • Updated the Dockerfile with the necessary scripts from the ./bin folder

• Commit hygiene

  • Commit messages refer to the relevant Github issue
  • Commit messages explain the "why" of change, not the how

[codecov]

Codecov Report

Attention: Patch coverage is 96.00000% with 1 line in your changes missing coverage. Please review.

Project coverage is 96.74%. Comparing base (4657f86) to head (7d90997).
Report is 25 commits behind head on master.

Files with missing lines	Patch %	Lines
...forms/contrib/referentielijsten/api/serializers.py	90.00%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #5144      +/-   ##
==========================================
- Coverage   96.75%   96.74%   -0.02%     
==========================================
  Files         778      779       +1     
  Lines       26741    26797      +56     
  Branches     3474     3487      +13     
==========================================
+ Hits        25873    25924      +51     
- Misses        606      607       +1     
- Partials      262      266       +4     

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