Make sure we don't bring back pruned and unneeded gem dependencies

Author: rick

Gemfile.lock

@@ -2,13 +2,10 @@ PATH
   remote: .
   specs:
     entitlements-github-plugin (0.1.0)
-      concurrent-ruby (= 1.1.9)
       contracts (= 0.17.0)
       faraday (~> 2.0)
       faraday-retry (~> 2.0)
-      net-ldap (~> 0.17.0)
-      octokit (~> 4.18)
-      optimist (= 3.0.0)
+      octokit (~> 4.25)
 
 GEM
   remote: https://rubygems.org/

entitlements-github-plugin.gemspec

@@ -12,13 +12,10 @@ Gem::Specification.new do |s|
   s.homepage = "https://github.com/github/entitlements-github-plugin"
   s.executables = %w[]
 
-  s.add_dependency "concurrent-ruby", "= 1.1.9"
   s.add_dependency "contracts", "= 0.17.0"
   s.add_dependency "faraday", "~> 2.0"
   s.add_dependency "faraday-retry", "~> 2.0"
-  s.add_dependency "net-ldap", "~> 0.17.0"
-  s.add_dependency "octokit", "~> 4.18"
-  s.add_dependency "optimist", "= 3.0.0"
+  s.add_dependency "octokit", "~> 4.25"
 
   s.add_development_dependency "entitlements", "0.2.0"
   s.add_development_dependency "rake", "= 13.0.6"