[FIX] switch zeit now to Vercel Now for codesandbox deployment (codesandbox#3962)

* [FIX] switch zeit now to Vercel Now for codesandbox deployment

- Zeit just rebranded to Vercel and this PR changes the deployment guidelines to deployment for gridsome

* Update packages/homepage/content/docs/3-deployment.md

Co-Authored-By: Timothy <[email protected]>

* Update packages/homepage/content/docs/3-deployment.md

Co-Authored-By: Timothy <[email protected]>

* Update packages/homepage/content/docs/3-deployment.md

Co-Authored-By: Michaël De Boey <[email protected]>

* Update packages/homepage/content/docs/3-deployment.md

Co-Authored-By: Michaël De Boey <[email protected]>

* Update packages/homepage/content/docs/3-deployment.md

Co-Authored-By: Michaël De Boey <[email protected]>

Co-authored-by: Timothy <[email protected]>
Co-authored-by: Michaël De Boey <[email protected]>

Author: 3 people

packages/homepage/content/docs/3-deployment.md

@@ -11,18 +11,18 @@ integrated services. To deploy your app, you need to own the sandbox.
 
 ![Deployment Sidebar](./images/deployment-sidebar.png)
 
-## ZEIT
+## Vercel
 
-To deploy to ZEIT's [Now](https://zeit.co/now), access the Preferences menu and
-select the Integrations tab, then log into your ZEIT account.
+To deploy to [Vercel](https://vercel.com), access the Preferences menu and
+select the Integrations tab, then log into your Vercel account.
 
 ### Deploying
 
 Go to any of your sandboxes, click on the Deployment menu, which is the rocket
 icon in left-hand activity bar in the editor. Select "Now". You'll need to sign
-in to [Now](https://zeit.co/now) when you're deploying for the first time. After
-you've signed in, you will be able to click "Deploy Now". It will deploy the
-sandbox and give you a URL.
+in to [Vercel](https://vercel.com) when you're deploying for the first time.
+After you've signed in, you will be able to click "Deploy Now". It will deploy
+the sandbox and give you a URL.
 
 ### More Features