Resolve "Add PHPStan architecture test for `JsonSchemaPropsComponentSourceBase` to detect architecture violations"

Wim Leersrequested to merge
3591606-add-phpstan-architecture-test-for-jsonschemapropscomponentsourcebase into 1.x

[Description of changes]

Testing instructions

  • First step for someone to test the changes in this MR

Closes #3591606 (closed)

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