Merge pull request #2066 from thewheat/update-readme

Update Readme to Ruby 3.2.2

Author: simon04

README.md

@@ -22,7 +22,7 @@ Unless you wish to contribute to the project, we recommend using the hosted vers
 
 DevDocs is made of two pieces: a Ruby scraper that generates the documentation and metadata, and a JavaScript app powered by a small Sinatra app.
 
-DevDocs requires Ruby 3.2.2, libcurl, and a JavaScript runtime supported by [ExecJS](https://github.com/rails/execjs#readme) (included in OS X and Windows; [Node.js](https://nodejs.org/en/) on Linux). Once you have these installed, run the following commands:
+DevDocs requires Ruby 3.2.2 (defined in [`Gemfile`](./Gemfile)), libcurl, and a JavaScript runtime supported by [ExecJS](https://github.com/rails/execjs#readme) (included in OS X and Windows; [Node.js](https://nodejs.org/en/) on Linux). Once you have these installed, run the following commands:
 
 ```sh
 git clone https://github.com/freeCodeCamp/devdocs.git && cd devdocs