fix: don't revert to advanced editor if block contains copied_from fields#2661

ChrisChV merged 2 commits intoopenedx:masteropenedx/frontend-app-authoring:masterfrom

open-craft:navin/fal-4270/fix-problem-editoropen-craft/frontend-app-authoring:navin/fal-4270/fix-problem-editorCopy head branch name to clipboard