We should attach the packages to the repository

Add information about github repo in gemspec.

Author: bjonord

request_queue_time.gemspec

@@ -12,6 +12,7 @@ Gem::Specification.new do |spec|
   spec.metadata["homepage_uri"] = spec.homepage
   spec.metadata["source_code_uri"] = "https://github.com/teamtailor/request_queue_time"
   spec.metadata["changelog_uri"] = "https://github.com/teamtailor/request_queue_time/blob/main/CHANGELOG.md"
+  spec.metadata["github_repo"] = "ssh://github.com/teamtailor/request_queue_time"
 
   # Specify which files should be added to the gem when it is released.
   # The `git ls-files -z` loads the files in the RubyGem that have been added into git.