update Gemfile.local example, use Gemfile.local if it exists when bundling

Gemfile.local.example

@@ -27,8 +27,6 @@ end
 
 # Create a custom group
 group :local do
-  # Use pry-debugger to step through code during development
-  gem 'pry-debugger', '~> 0.2'
   # Add the lab gem so that the 'lab' plugin will work again
   gem 'lab', '~> 0.2.7'
 end

msfupdate

@@ -194,9 +194,13 @@ class Msfupdate
       require 'bundler'
     end
     Bundler.with_clean_env do
+      if File::exist? "Gemfile.local"
+        system("bundle", "install", "--gemfile", "Gemfile.local")
+      else
         system("bundle", "install")
       end
     end
+  end
 
   def update_binary_install!
     update_script = File.expand_path(File.join(@msfbase_dir, "..", "engine", "update.rb"))