fix(ui): use correct JSON schema URL in YAML editors

[rbreeze]

Fixes #2116

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 46.30%. Comparing base (31848a4) to head (c7bcadc).
Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2208   +/-   ##
=======================================
  Coverage   46.30%   46.30%           
=======================================
  Files         242      242           
  Lines       16767    16767           
=======================================
  Hits         7764     7764           
  Misses       8632     8632           
  Partials      371      371           

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