Fix filtering associated models by id

[tvdeyen]

What is this pull request for?

IDs are Strings in Rails params.

Checklist

• I have followed Pull Request guidelines
• I have added a detailed description into each commit message
• I have added tests to cover this change

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 96.59%. Comparing base (d5a5059) to head (2fbee96).
Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #3067   +/-   ##
=======================================
  Coverage   96.59%   96.59%           
=======================================
  Files         236      236           
  Lines        6337     6337           
=======================================
  Hits         6121     6121           
  Misses        216      216           

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[alchemycms-bot]

💔 Some backports could not be created

Status	Branch	Result
❌	7.2-stable	Backport failed because of merge conflicts
✅	7.3-stable

Manual backport

To create the backport manually run:

backport --pr 3067

Questions ?

Please refer to the Backport tool documentation and see the Github Action logs for details

[tvdeyen]

💚 All backports created successfully

Status	Branch	Result
✅	7.2-stable

Questions ?

Please refer to the Backport tool documentation