swapped key by CI one on aarch64 (#124)

* Added oss-standalone-redisearch-m5-aarch64

* wait for instance aarch64

* swapped key by CI one

Author: filipecosta90

terraform/oss-standalone-redisearch-m5-aarch64/variables.tf

@@ -53,7 +53,7 @@ variable "private_key" {
 
 variable "key_name" {
   description = "key name"
-  default     = "perf-ci"
+  default     = "perf-cto-us-east-2"
 }
 
 variable "region" {