ecr: add s3 bucket and role policy for FVP job

for TFC-92. The summary of changes:

Create the S3 bucket for tuxtput
Create policy to access it, and attach it to existing ecr_push_pull role
make an instance profile that grants access to ecr_push_pull for instances it is attached to


Change-Id: Iba6520b9d533ff92255deb3b7bea9d2c708d082e
diff --git a/modules/resources/instance_profile/vars.tf b/modules/resources/instance_profile/vars.tf
new file mode 100644
index 0000000..ae30b15
--- /dev/null
+++ b/modules/resources/instance_profile/vars.tf
@@ -0,0 +1,6 @@
+variable "name" {
+  default = "gitlab_role"
+}
+
+variable "role_name" {
+}