Update documentation link in readme (#13570)

The currently linked wiki page says it is outdated and directs to a new page.

* default tab to ruby code

---------

Co-authored-by: Titus Fortner <[email protected]>

Author: semaperepelitsa

rb/README.md

@@ -10,7 +10,7 @@ This gem provides Ruby bindings for Selenium and supports MRI >= 3.0.
 
 * https://rubygems.org/gems/selenium-webdriver
 * https://www.selenium.dev/selenium/docs/api/rb/index.html
-* https://github.com/SeleniumHQ/selenium/wiki/Ruby-Bindings
+* https://www.selenium.dev/documentation/?tab=ruby
 * https://github.com/SeleniumHQ/selenium/issues
 
 ## License