Output cloud init messages to user

Co-authored-by: Jeff Bonhag <jbonhag@hashicorp.com>

lib/vagrant/action/builtin/cloud_init_wait.rb

@@ -12,7 +12,7 @@ module Vagrant
           machine = env[:machine]
           if !machine.config.vm.cloud_init_configs.empty?
             if machine.communicate.test("command -v cloud-init")
-              @logger.info("Waiting for cloud init")
+              env[:ui].output(I18n.t("vagrant.cloud_init_waiting"))
               machine.communicate.sudo("cloud-init status --wait")
             else
               raise Vagrant::Errors::CloudInitNotFound, guest_name: machine.name

templates/locales/en.yml

@@ -127,6 +127,7 @@ en:
       Warning: Chef run list is empty. This may not be what you want.
     cli_interrupt: |-
       Exiting due to interrupt.
+    cloud_init_waiting: Waiting for cloud init to finish running
     container_pulling_single: |-
       -- Image: %{name}
     container_building_single: |-
@@ -2383,7 +2384,7 @@ en:
             failure: |-
               Failed to create lock-file for master VM creation for box %{box}.
         cloud_init_user_data_setup: |-
-          Preparing cloud_init iso based on :user_data configuration...
+          Preparing user data for cloud-init...
         customize:
           failure: |-
             A customization command failed: