docs: apply review suggestions

src/library-authoring/common/context.tsx

@@ -104,10 +104,9 @@ export type LibraryContextData = {
   // Current collection
   openCollectionInfoSidebar: (collectionId: string, additionalAction?: SidebarAdditionalActions) => void;
   // Editor modal - for editing some component
-  /** If the editor is open and the user is editing some component, this is its usageKey
-  and the callback function that should be called on closing the editor.
-  */
+  /** If the editor is open and the user is editing some component, this is the component being edited. */
   componentBeingEdited: ComponentEditorInfo | undefined;
+  /** If an onClose callback is provided, it will be called when the editor is closed. */
   openComponentEditor: (usageKey: string, onClose?: () => void) => void;
   closeComponentEditor: () => void;
   resetSidebarAdditionalActions: () => void;