Advanced settings: Add range check for float type

builtin/mainmenu/dlg_settings_advanced.lua

@@ -752,6 +752,18 @@ local function handle_change_setting_buttons(this, fields)
				core.update_formspec(this:get_formspec())
				return true
			end
			if setting.min and new_value < setting.min then
				this.data.error_message = fgettext_ne("The value must be at least $1.", setting.min)
				this.data.entered_text = fields["te_setting_value"]
				core.update_formspec(this:get_formspec())
				return true
			end
			if setting.max and new_value > setting.max then
				this.data.error_message = fgettext_ne("The value must not be larger than $1.", setting.max)
				this.data.entered_text = fields["te_setting_value"]
				core.update_formspec(this:get_formspec())
				return true
			end
			core.settings:set(setting.name, new_value)

		elseif setting.type == "flags" then