fix(useToast)!: don't return a promise on add

Author: benjamincanac

src/runtime/composables/useToast.ts

@@ -33,7 +33,7 @@ export function useToast() {
     running.value = false
   }
 
-  async function add(toast: Partial<Toast>): Promise<Toast> {
+  function add(toast: Partial<Toast>): Toast {
     const body = {
       id: generateId(),
       open: true,
@@ -42,7 +42,7 @@ export function useToast() {
 
     queue.push(body)
 
-    await processQueue()
+    processQueue()
 
     return body
   }