Empty whitespace is not removed at the end of lines starting with #

[Schweber]

Description

Empty whitespace is removed at the end of "ordinary" lines. At the end of lines starting with # it is not removed however and the editorconfig test of nixpkgs fails.

Small example input

  # Wayland in Godot requires X11 until upstream fix is merged    
  # https://github.com/godotengine/godot/pull/73504     

Expected output

  # Wayland in Godot requires X11 until upstream fix is merged
  # https://github.com/godotengine/godot/pull/73504

Actual output

  # Wayland in Godot requires X11 until upstream fix is merged    
  # https://github.com/godotengine/godot/pull/73504     

[infinisil]

#247 fixes this