chore(components): use {} for empty props

src/runtime/components/App.vue

@@ -6,6 +6,10 @@ export interface ProviderProps extends ConfigProviderProps {
   tooltip?: TooltipProviderProps
   toaster?: ToasterProps | null
 }
+
+export interface ProviderSlors {
+  default(props?: {}): any
+}
 </script>
 
 <script setup lang="ts">
@@ -18,6 +22,7 @@ import { UToaster, UModalProvider, USlideoverProvider } from '#components'
 const props = withDefaults(defineProps<ProviderProps>(), {
   useId: () => useId()
 })
+defineSlots<ProviderSlors>()
 
 const configProviderProps = useForwardProps(reactivePick(props, 'dir', 'scrollBody', 'useId'))
 const tooltipProps = toRef(() => props.tooltip)