Enable default features on VIA keymap for Lily58 (#12185)

Co-authored-by: filterpaper <filterpaper@localhost>

keyboards/lily58/keymaps/via/rules.mk

@@ -1,2 +1,4 @@
 VIA_ENABLE = yes
 OLED_DRIVER_ENABLE = yes
+MOUSEKEY_ENABLE = yes
+EXTRAKEY_ENABLE = yes