Add missing exception message
Add missing exception message

When no storage was provided for while instantiating Enlight_Event_Subscriber_Config

mreiss/shopware,DerRidda/shopware,egoistIT/shopware,wesolowski/shopware,zeroseven/shopware,arvatis/shopware,giginos/shopware,oktupol/shopware,oktupol/shopware,bcremer/shopware,DerRidda/shopware,arvatis/shopware,VIISON/shopware-4,simkli/shopware,t2oh4e/shopware,Sunchairs/shopware,wesolowski/shopware,Pttde/shopware,simkli/shopware,egoistIT/shopware,wesolowski/shopware,bcremer/shopware,simkli/shopware,t2oh4e/shopware,arvatis/shopware,VIISON/shopware-4,giginos/shopware,wesolowski/shopware,JonidBendo/shopware,Pttde/shopware,philippmahlow/shopware,zeroseven/shopware,egoistIT/shopware,jhit/shopware,DerRidda/shopware,Sunchairs/shopware,s-haase/shopware,bcremer/shopware,philippmahlow/shopware,s-haase/shopware,k10r/shopware,NetInventors/shopware,k10r/shopware,zeroseven/shopware,jhit/shopware,wolv-dev/shopware,philippmahlow/shopware,zeroseven/shopware,bcremer/shopware,Sunchairs/shopware,Pttde/shopware,mreiss/shopware,JonidBendo/shopware,egoistIT/shopware,Pttde/shopware,egoistIT/shopware,DerRidda/shopware,philippmahlow/shopware,arvatis/shopware,VIISON/shopware-4,s-haase/shopware,giginos/shopware,NetInventors/shopware,NetInventors/shopware,jochenmanz/shopware,arvatis/shopware,giginos/shopware,giginos/shopware,simkli/shopware,VIISON/shopware-4,JonidBendo/shopware,JonidBendo/shopware,oktupol/shopware,jochenmanz/shopware,jhit/shopware,VIISON/shopware-4,mreiss/shopware,Pttde/shopware,DerRidda/shopware,jochenmanz/shopware,JonidBendo/shopware,t2oh4e/shopware,jochenmanz/shopware,wolv-dev/shopware,s-haase/shopware,simkli/shopware,wesolowski/shopware,t2oh4e/shopware,NetInventors/shopware,Sunchairs/shopware,k10r/shopware,t2oh4e/shopware,k10r/shopware,wolv-dev/shopware,mreiss/shopware,wolv-dev/shopware,philippmahlow/shopware,Sunchairs/shopware,mreiss/shopware,oktupol/shopware,jhit/shopware,jochenmanz/shopware,jhit/shopware,k10r/shopware,NetInventors/shopware,zeroseven/shopware,oktupol/shopware,s-haase/shopware,bcremer/shopware,wolv-dev/shopware