Require 'active_record/railtie' for specs

MSP-10905

Author: limhoff-r7

spec/spec_helper.rb

@@ -3,6 +3,12 @@
 
 require 'simplecov'
 
+# @note must be before loading config/environment because railtie needs to be loaded before
+#   `Metasploit::Framework::Application.initialize!` is called.
+#
+# Must be explicit as activerecord is optional dependency
+require 'active_record/railtie'
+
 require File.expand_path('../../config/environment', __FILE__)
 
 # Don't `require 'rspec/rails'` as it includes support for pieces of rails that metasploit-framework doesn't use