modify README

Author: tjy9206

README.md

@@ -70,6 +70,7 @@ module "memorystore" {
 
 | Name | Description |
 |------|-------------|
+| apphub\_service\_uri | Service URI in CAIS style to be used by Apphub. |
 | auth\_string | AUTH String set on the instance. This field will only be populated if auth\_enabled is true. |
 | current\_location\_id | The current zone where the Redis endpoint is placed. |
 | env\_vars | Exported environment variables |

outputs.tf

@@ -70,7 +70,7 @@ output "env_vars" {
 }
 
 output "apphub_service_uri" {
-  value       = {
+  value = {
     service_uri = "//memorystore.googleapis.com/${google_redis_instance.default.id}"
     service_id  = google_redis_instance.default.id
   }