Update packages/svelte/src/compiler/phases/3-transform/client/visitors/shared/fragment.js

Co-authored-by: Simon H <5968653+dummdidumm@users.noreply.github.com>

packages/svelte/src/compiler/phases/3-transform/client/visitors/shared/fragment.js

@@ -148,7 +148,7 @@ function is_static_element(node) {
 		}
 
 		if (node.name.includes('-')) {
-			return false; // TODO this feels unnecessary, but tests break
+			return false; // we're setting all attributes on custom elements through properties
 		}
 	}