Fix Tab component syntax in crons/advanced.mdx

- Convert <Tabs>/<Tab> components to {tabTitle:...} syntax
- Resolves Vercel build error: 'Expected component Tab to be defined'
- Fixes prerender error on /platforms/javascript/guides/hapi/crons/advanced

Author: smeubank

docs/platforms/javascript/common/crons/advanced.mdx

@@ -51,10 +51,7 @@ Programmatically create and manage monitors via code. This approach is ideal for
 
 You can create and update monitors programmatically using either `Sentry.withMonitor()` or `Sentry.captureCheckIn()` with monitor configuration:
 
-<Tabs>
-<Tab title="withMonitor()">
-
-```javascript
+```javascript {tabTitle:withMonitor()}
 import * as Sentry from '@sentry/node';
 
 // Define monitor configuration
@@ -83,10 +80,7 @@ Sentry.withMonitor(
 );
 ```
 
-</Tab>
-<Tab title="captureCheckIn()">
-
-```javascript
+```javascript {tabTitle:captureCheckIn()}
 import * as Sentry from '@sentry/node';
 
 const monitorConfig = {
@@ -133,9 +127,6 @@ async function runMonitoredJob() {
 }
 ```
 
-</Tab>
-</Tabs>
-
 ### Monitor Configuration Properties
 
 Configure your monitors with these options: