chore: double to single quotes

Author: jjarvisp

src/pages/[platform]/build-a-backend/data/connect-event-api/index.mdx

@@ -41,41 +41,41 @@ Before you begin, you will need:
 - Take note of: HTTP endpoint, region, API Key
 
 ```tsx title="src/App.tsx"
-import type { EventsChannel } from "aws-amplify/data";
-import { useState, useEffect, useRef } from "react";
-import { Amplify } from "aws-amplify";
-import { events } from "aws-amplify/data";
+import type { EventsChannel } from 'aws-amplify/data';
+import { useState, useEffect, useRef } from 'react';
+import { Amplify } from 'aws-amplify';
+import { events } from 'aws-amplify/data';
 
 Amplify.configure({
   API: {
     Events: {
       endpoint:
-        "https://abcdefghijklmnopqrstuvwxyz.appsync-api.us-east-1.amazonaws.com/event",
-      region: "us-east-1",
-      defaultAuthMode: "apiKey",
-      apiKey: "da2-abcdefghijklmnopqrstuvwxyz",
+        'https://abcdefghijklmnopqrstuvwxyz.appsync-api.us-east-1.amazonaws.com/event',
+      region: 'us-east-1',
+      defaultAuthMode: 'apiKey',
+      apiKey: 'da2-abcdefghijklmnopqrstuvwxyz',
     },
   },
 });
 
 export default function App() {
  const [myEvents, setMyEvents] = useState<unknown[]>([]);
 
-  const sub = useRef<ReturnType<EventsChannel["subscribe"]>>(null);
+  const sub = useRef<ReturnType<EventsChannel['subscribe']>>(null);
 
   useEffect(() => {
     let channel: EventsChannel;
 
     const connectAndSubscribe = async () => {
-      channel = await events.connect("default/channel");
+      channel = await events.connect('default/channel');
 
       if (!sub.current) {
         sub.current = channel.subscribe({
           next: (data) => {
-            console.log("received", data);
+            console.log('received', data);
             setMyEvents((prev) => [data, ...prev]);
           },
-          error: (err) => console.error("error", err),
+          error: (err) => console.error('error', err),
         });
       }
     };
@@ -91,11 +91,11 @@ export default function App() {
 
   async function publishEvent() {
     // Publish via HTTP POST
-    await events.post("default/channel", { some: "data" });
+    await events.post('default/channel', { some: 'data' });
 
     // Alternatively, publish events through the WebSocket channel
-    const channel = await events.connect("default/channel");
-    await channel.publish({ some: "data" });
+    const channel = await events.connect('default/channel');
+    await channel.publish({ some: 'data' });
   }
 
   return (