nvim: add lupanbones colorscheme (my variant for zenbones)

- also add lupanbones colors for kitty and st
- remove zutty config

kitty/.config/kitty/themes/lupanbones-light.conf

@@ -0,0 +1,34 @@
+# vim:ft=kitty
+
+foreground              #1f212e
+background              #faf8f5
+selection_foreground    #1f212e
+selection_background    #a6c7f2
+
+cursor                  #1f212e
+cursor_text_color       #faf8f5
+
+active_border_color     #862d2d
+inactive_border_color   #a6c7f2
+
+active_tab_foreground   #1f212e
+active_tab_background   #a6c7f2
+inactive_tab_foreground #faf8f5
+inactive_tab_background #808080
+
+color0  #1f212e
+color1  #862d2d
+color2  #3a783a
+color3  #707010
+color4  #345eb2
+color5  #cc66cc
+color6  #3a7878
+color7  #a1a3aa
+color8  #73778c
+color9  #c27070
+color10 #40bf40
+color11 #acac53
+color12 #6b8ac7
+color13 #8f248f
+color14 #509595
+color15 #dae4f1