Drop the Azerbaijani keyboard choice, which installed French AZERTY (#14877)

kbd's azerty keymap is French AZERTY and there is no Azerbaijani console
keymap. XKB's az moves letter keys, so pairing it with a US console would
type passwords differently at disk unlock than on the desktop.

Co-authored-by: Claude Opus 5.5 <noreply@anthropic.com>

install/provisioning/setup-form.sh

@@ -33,7 +33,6 @@ OMARCHY_KEYBOARD_LAYOUTS=$'English (US)|us
 English (UK)|uk
 English (US, Dvorak)|dvorak
 English (US, Colemak)|colemak
-Azerbaijani|azerty
 Belarusian|by
 Belgian|be-latin1
 Bulgarian|bg-cp1251