Rename test model usage to reflect models that exist.
Rename test model usage to reflect models that exist.

Refs #10662

petteyg/cakephp,petteyg/cakephp,davidyell/cakephp,davidyell/cakephp,dakota/cakephp,mvdriel/cakephp,garethellis36/cakephp,tenkoma/cakephp,berrygoudswaard/cakephp,ndm2/cakephp,CakeDC/cakephp,garethellis36/cakephp,ADmad/cakephp,mvdriel/cakephp,tenkoma/cakephp,tenkoma/cakephp,berrygoudswaard/cakephp,ADmad/cakephp,ADmad/cakephp,petteyg/cakephp,tenkoma/cakephp,garethellis36/cakephp,ndm2/cakephp,dakota/cakephp,ndm2/cakephp,dakota/cakephp,cakephp/cakephp,mvdriel/cakephp,ndm2/cakephp,berrygoudswaard/cakephp,cakephp/cakephp,davidyell/cakephp,cakephp/cakephp,mvdriel/cakephp,ADmad/cakephp,dakota/cakephp,CakeDC/cakephp,CakeDC/cakephp,petteyg/cakephp,garethellis36/cakephp,CakeDC/cakephp,cakephp/cakephp