[devdocsgjs/main: 947/1867] docs: update ruby version requirement

[Andy Holmes <andyholmes src gnome org>]

commit 26b025659239e6c6ab21722ea7ef22a783e078da
Author: Arnaud Valle <arnaud valle gmail com>
Date:   Wed Oct 9 21:50:17 2019 +0200

    docs: update ruby version requirement

 README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/README.md b/README.md
index e8a13fdd..12b2e15c 100644
--- a/README.md
+++ b/README.md
@@ -18,7 +18,7 @@ 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 2.6.0, 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 2.6.3, 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:
 
 ```
 git clone https://github.com/freeCodeCamp/devdocs.git && cd devdocs