Updated bucket & dyanmo name for Terraform state (#204)

The s3 bucket and dyanmo DB tables was not created in IAC in the shared
services AWS account. To resolve this we created a new S3 bucket and
dynmo DB table within IAC and copied the contents of the old IAC bucket
to the new bucket

.gitignore

@@ -11,4 +11,5 @@ terraform.tfstate
 *.crt
 *.tfvars
 *.tfstate.*
-.infracost/
+.infracost/
+.terraform-version

main.tf

@@ -1,7 +1,7 @@
 terraform {
   backend "s3" {
-    bucket         = "staff-infrastructure-monitoring-cluster-tf-state"
-    dynamodb_table = "staff-infrastructure-monitoring-cluster-tf-lock-table"
+    bucket         = "staff-ci-infrastructure-client-monitoring-cluster-tf-state"
+    dynamodb_table = "staff-ci-infrastructure-client-monitoring-cluster-tf-lock-table"
     region         = "eu-west-2"
   }
 }