emacs-27.1 is available (#1867841)
    
    - Add systemd-devel to support Type=notify in unit file
      - https://debbugs.gnu.org/cgi/bugreport.cgi?bug=42242
    - Build with Cairo and Jansson support
    - Remove ImageMagick dependency as it's no longer used
    - Keep the emacs.pdmp as executable_name.pdmp in _bindir
    
    Signed-off-by: Bhavin Gandhi <bhavin7392@gmail.com>