Makefile: add files to be install to .PHONY.
Makefile: add files to be install to .PHONY.

This allows to check for them being installed always (and outputs a note
if a regular file exists instead now).

scorpiovn/dotfiles,blueyed/dotfiles,blueyed/dotfiles,blueyed/dotfiles,scorpiovn/dotfiles,blueyed/dotfiles,scorpiovn/dotfiles,blueyed/dotfiles,scorpiovn/dotfiles,scorpiovn/dotfiles