Updating source

Author: msfidelis

README.md

@@ -46,7 +46,7 @@
 
 ```hcl
 module "compliance_redis" {
-    source = "github.com/msfidelis/aws-sre-redis-cluster"
+    source = "github.com/production-ready-toolkit/aws-sre-redis-cluster"
 
     name        = "app-x-redis"
     node_type   = "cache.t2.micro"