wayland: Rename GdkDeviceManagerCore to GdkWaylandDeviceManager
wayland: Rename GdkDeviceManagerCore to GdkWaylandDeviceManager

The 'core' naming is just an artifact of having several generations
of input extensions in X11, no need to propagate that into other
backends.

grubersjoe/adwaita,jigpu/gtk,ahodesuka/gtk,alexlarsson/gtk,jigpu/gtk,jessevdk/gtk,ahodesuka/gtk,alexlarsson/gtk,jigpu/gtk,jessevdk/gtk,Sidnioulz/SandboxGtk,chergert/gtk,alexlarsson/gtk,alexlarsson/gtk,jigpu/gtk,ahodesuka/gtk,ebassi/gtk,chergert/gtk,ahodesuka/gtk,Adamovskiy/gtk,msteinert/gtk,grubersjoe/adwaita,grubersjoe/adwaita,Adamovskiy/gtk,bratsche/gtk-,Sidnioulz/SandboxGtk,jadahl/gtk,ahodesuka/gtk,alexlarsson/gtk,Adamovskiy/gtk,msteinert/gtk,davidgumberg/gtk,davidgumberg/gtk,alexlarsson/gtk,grubersjoe/adwaita,grubersjoe/adwaita,Distrotech/gtk2,Adamovskiy/gtk,davidgumberg/gtk,bratsche/gtk-,ebassi/gtk,chergert/gtk,Distrotech/gtk2,Lyude/gtk-,ebassi/gtk,jadahl/gtk,davidgumberg/gtk,chergert/gtk,Lyude/gtk-,jadahl/gtk,Distrotech/gtk2,alexlarsson/gtk,Sidnioulz/SandboxGtk,Sidnioulz/SandboxGtk,grubersjoe/adwaita,msteinert/gtk,Sidnioulz/SandboxGtk,Lyude/gtk-,ahodesuka/gtk,jigpu/gtk,chergert/gtk,jigpu/gtk,jessevdk/gtk,Lyude/gtk-,jadahl/gtk,jigpu/gtk,Adamovskiy/gtk,Sidnioulz/SandboxGtk,jessevdk/gtk,Distrotech/gtk2,davidgumberg/gtk,Distrotech/gtk2,bratsche/gtk-,davidgumberg/gtk,bratsche/gtk-,Lyude/gtk-,davidgumberg/gtk,bratsche/gtk-,alexlarsson/gtk,ebassi/gtk,jessevdk/gtk,ebassi/gtk,Lyude/gtk-,chergert/gtk,jigpu/gtk,jadahl/gtk,msteinert/gtk,chergert/gtk,grubersjoe/adwaita,ahodesuka/gtk,davidgumberg/gtk,Lyude/gtk-,jessevdk/gtk,Adamovskiy/gtk,ahodesuka/gtk,jessevdk/gtk,grubersjoe/adwaita,Distrotech/gtk2,ebassi/gtk,bratsche/gtk-,Adamovskiy/gtk,msteinert/gtk,msteinert/gtk,jadahl/gtk,jadahl/gtk,chergert/gtk,Lyude/gtk-,Adamovskiy/gtk,jadahl/gtk