fix: <Suspense> slot type error

close #2683

packages/vue-language-core/src/utils/localTypes.ts

@@ -88,10 +88,13 @@ export type EmitEvent<F, E> =
 	} ? (...payload: P) => void
 	: unknown | '[Type Warning] Volar could not infer $emit event more than 4 overloads without DefineComponent. see https://github.com/johnsoncodehk/volar/issues/60';
 export declare function asFunctionalComponent<T, K = T extends new (...args: any) => any ? InstanceType<T> : unknown>(t: T, instance?: K):
-	T extends new (...args: any) => any ?
-		K extends { $props?: infer Props, $slots?: infer Slots, $emit?: infer Emit }
-			? (props: Props ${vueCompilerOptions.strictTemplates ? '' : '& Record<string, unknown>'}, ctx?: { attrs?: any, expose?(exposed: K): void, slots?: Slots, emit?: Emit }) => JSX.Element & { __ctx?: typeof ctx, __props?: typeof props }
-			: never
+	T extends new (...args: any) => any
+	? (props: (K extends { $props: infer Props } ? Props : any)${vueCompilerOptions.strictTemplates ? '' : ' & Record<string, unknown>'}, ctx?: {
+		attrs?: any,
+		expose?(exposed: K): void,
+		slots?: K extends { $slots: infer Slots } ? Slots : any,
+		emit?: K extends { $emit: infer Emit } ? Emit : any
+	}) => JSX.Element & { __ctx?: typeof ctx, __props?: typeof props }
 	: T extends () => any ? (props: {}, ctx?: any) => ReturnType<T>
 	: T extends (...args: any) => any ? T
 	: (_: T & Record<string, unknown>, ctx?: any) => { __ctx?: { attrs?: unknown, expose?: unknown, slots?: unknown, emit?: unknown }, __props?: T & Record<string, unknown> }; // IntrinsicElement

packages/vue-test-workspace/vue-tsc/#2683/main.vue

@@ -0,0 +1,5 @@
+<template>
+	<Suspense>
+		<template #default></template>
+	</Suspense>
+</template>