Clean up leftovers from the source theme

- Light Zed themes declared appearance 'dark' although they use the light
  palette; set them to 'light' so Zed picks the right UI mode.
- Dark shell.toml still described coral/warm legacy accents.
- Light hyprland.lua leaked the author's home path as its source comment.

tintenblau-dark/shell.toml

@@ -1,6 +1,6 @@
-# Omarchy Quattro surfaces for TintenblauDark.
-# Coral status accents and the original warm active-border gradient preserve
-# the legacy Waybar, Walker, Mako, SwayOSD, and Hyprlock character.
+# Omarchy Quattro surfaces for Tintenblau Dark.
+# The deep navy palette with gold active borders carries the existing Waybar,
+# Walker, Mako, SwayOSD, and Hyprlock roles into the Quattro shell.
 
 [bar]
 background = "#232A44"