Add remote state

Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
Change-Id: I82bb75c5f666c4bb71fb6511ebdd32e776a723cf
diff --git a/ecr.tf b/ecr.tf
index 5b70572..1dd53e6 100644
--- a/ecr.tf
+++ b/ecr.tf
@@ -2,6 +2,16 @@
     region = "us-east-1"
 }
 
+terraform {
+  backend "remote" {
+    hostname     = "app.terraform.io"
+    organization = "trustedfirmware"
+    workspaces {
+        name = "prod"
+    }
+  }
+}
+
 resource "aws_ecr_repository" "trustedfirmware_fvp" {
   name                 = "fvp"
   image_tag_mutability = "MUTABLE"