[Spec] Fix spec for warning by xcproj touch
[Spec] Fix spec for warning by xcproj touch

Failing spec because missing project file extension on save, only appeared locally if xcproj is present and was not tested on CI.

Noreaster76/Xcodeproj,Noreaster76/Xcodeproj,Noreaster76/Xcodeproj,fousa/Xcodeproj,timbodeit/Xcodeproj,zhengrf225/Xcodeproj,emkosz/Xcodeproj,fousa/Xcodeproj,fousa/Xcodeproj,emkosz/Xcodeproj,Noreaster76/Xcodeproj,emkosz/Xcodeproj,emkosz/Xcodeproj,iosdevzone/Xcodeproj,fousa/Xcodeproj,CocoaPods/Xcodeproj,vincentisambart/Xcodeproj