docs: fix readme url for deployment (#2930)

fixes #2695

this is my best guess to what the url is meant to link to now

Co-authored-by: Tyler <26290074+thegitduck@users.noreply.github.com>

Author: tylersayshi

README.md

@@ -54,8 +54,9 @@ To deploy the project to the live internet, you can use
 
 1. Push your project to GitHub.
 2. [Create a Deno Deploy project](https://dash.deno.com/new).
-3. [Link](https://deno.com/deploy/docs/projects#enabling) the Deno Deploy
-   project to the **`main.ts`** file in the root of the created repository.
+3. [Link](https://docs.deno.com/deploy/manual/#deploy-your-project) the Deno
+   Deploy project to the **`main.ts`** file in the root of the created
+   repository.
 4. The project will be deployed to a public $project.deno.dev subdomain.
 
 For a more in-depth getting started guide, visit the