Group mako settings and adjust notification styles (#2273)

* Move common mako settings to `core.ini`

* Use monospace font, set font size in px

* Increase line height

* Adjust paddings

* Add 10px width so the Welcome notification fits on one line

* Remove extra whitespace

* Remove extra whitespace, adjust wording

* Improve text-to-bg contrast in Tokyo Night

* Follow the system font

* Use sans-serif font

* Restore width and extra space characters

* Adjust vertical paddings

* Remove `omarchy-restart-mako` (no longer needed)

install/first-run/wifi.sh

@@ -1,3 +1,3 @@
 if ! ping -c3 -W1 1.1.1.1 >/dev/null 2>&1; then
-  notify-send "󰖩    Click to Setup Wi-Fi" "Tab between sections, space selects, ? for help." -u critical -t 30000
+  notify-send "󰖩    Click to Setup Wi-Fi" "Tab to navigate, Space to select, ? for help." -u critical -t 30000
 fi