chore: format on save false by default in default config

utils/installer/config.example.lua

@@ -10,7 +10,7 @@ an executable
 
 -- general
 lvim.log.level = "warn"
-lvim.format_on_save = true
+lvim.format_on_save = false
 lvim.colorscheme = "tokyonight"
 -- to disable icons and use a minimalist setup, uncomment the following
 -- lvim.use_icons = false