[updated] trim empty objects to allow correct validation of optional objects with mandatory fields#2879

azertyfun wants to merge 5 commits intorjsf-team:mainrjsf-team/react-jsonschema-form:mainfrom

azertyfun:675-optional-object-with-required-fieldsazertyfun/react-jsonschema-form:675-optional-object-with-required-fieldsCopy head branch name to clipboard