Fix gem dependency: change faraday to faraday-retry in README

Co-authored-by: thedave42 <50186003+thedave42@users.noreply.github.com>

Author: Copilot

api/ruby/find-inactive-members/README.md

@@ -24,7 +24,7 @@ cd platform-samples/api/ruby/find-inactive-members
 ### Install dependencies
 
 ```shell
-gem install octokit faraday
+gem install octokit faraday-retry
 ```
 
 ### Configure Octokit