Adjusted comment to be more clear

src/internal/shoelace-element.ts

@@ -1,7 +1,7 @@
 import { LitElement } from 'lit';
 import { property } from 'lit/decorators.js';
 
-// Match event types that are registered on GlobalEventHandlersEventMap...
+// Match event type name strings that are registered on GlobalEventHandlersEventMap...
 type EventTypeRequiresDetail<T> = T extends keyof GlobalEventHandlersEventMap
   ? // ...where the event detail is an object...
     GlobalEventHandlersEventMap[T] extends CustomEvent<Record<PropertyKey, unknown>>