Fix regex for PHP 7.3.
Fix regex for PHP 7.3.

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