* Added request cache to content and media lookups in mult URL picker. * Allow property editors to cache referenced entities from block data. * Update src/Umbraco.Infrastructure/PropertyEditors/MultiUrlPickerValueEditor.cs Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com> * Add obsoletions. * Minor spellcheck * Ensure request cache is available before relying on it. --------- Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com> Co-authored-by: kjac <kja@umbraco.dk>