wezterm: Use default inactive pane styling

terminal/.config/wezterm/wezterm.lua

@@ -40,8 +40,4 @@ return {
     leader = { key = 'a', mods = 'CTRL', timeout_milliseconds = 1500 },
     keys = maps.keys,
     key_tables = maps.key_tables,
-    inactive_pane_hsb = {
-        saturation = 0.9,
-        brightness = 0.9,
-    }
 }