chore: update examples to use registry (#124)

Author: bharathkkb

build/int.cloudbuild.yaml

@@ -14,6 +14,9 @@
 
 timeout: 3600s
 steps:
+- id: swap-module-refs
+  name: 'gcr.io/cloud-foundation-cicd/$_DOCKER_IMAGE_DEVELOPER_TOOLS:$_DOCKER_TAG_VERSION_DEVELOPER_TOOLS'
+  args: ['module-swapper']
 - id: prepare
   name: 'gcr.io/cloud-foundation-cicd/$_DOCKER_IMAGE_DEVELOPER_TOOLS:$_DOCKER_TAG_VERSION_DEVELOPER_TOOLS'
   args: ['/bin/bash', '-c', 'source /usr/local/bin/task_helper_functions.sh && prepare_environment']

examples/instance_with_advanced_options/main.tf

@@ -19,7 +19,8 @@ locals {
 }
 
 module "gce-advanced-container" {
-  source = "../../"
+  source  = "terraform-google-modules/container-vm/google"
+  version = "~> 3.0"
 
   container = {
     image = "busybox"

examples/instance_with_attached_disk/main.tf

@@ -22,7 +22,8 @@ locals {
 }
 
 module "gce-container" {
-  source = "../../"
+  source  = "terraform-google-modules/container-vm/google"
+  version = "~> 3.0"
 
   container = {
     image = var.image

examples/instance_with_config_file/main.tf

@@ -24,7 +24,8 @@ locals {
 }
 
 module "gce-container" {
-  source = "../../"
+  source  = "terraform-google-modules/container-vm/google"
+  version = "~> 3.0"
 
   cos_image_name = var.cos_image_name
 

examples/managed_instance_group/main.tf

@@ -29,7 +29,9 @@ provider "google-beta" {
   project = var.project_id
 }
 module "gce-container" {
-  source = "../../"
+  source  = "terraform-google-modules/container-vm/google"
+  version = "~> 3.0"
+
   container = {
     image = var.image
   }

examples/simple_instance/main.tf

@@ -22,7 +22,8 @@ locals {
 }
 
 module "gce-container" {
-  source = "../../"
+  source  = "terraform-google-modules/container-vm/google"
+  version = "~> 3.0"
 
   cos_image_name = var.cos_image_name