Clean up many_to_one part of associations_spec.rb
Clean up many_to_one part of associations_spec.rb

reubano/sequel,gferguson-gd/sequel,beni55/sequel,yazshel/sequel,freshpay/sequel,bigfix/sequel,reubano/sequel,freshpay/sequel,seeARMS/sequel,offshore-safety/sequel,seeARMS/sequel,uhoh-itsmaciek/sequel,offshore-safety/sequel,davidbegin/sequel,knut2/sequel,Marketcircle/sequel,beni55/sequel,dennis-d/custom_sequel,yazshel/sequel,t-morgan/sequel,uhoh-itsmaciek/sequel,t-morgan/sequel,davidbegin/sequel,nju520/sequel,gferguson-gd/sequel,knut2/sequel,pfarrell/sequel,chef/sequel,mpalmer/sequel,mpalmer/sequel,nju520/sequel,nicohvi/sequel,pfarrell/sequel,dennis-d/custom_sequel,offshore-safety/sequel,nicohvi/sequel