removed additional ssh keys

terraform.tfvars

@@ -1,4 +1,4 @@
-server_name    = "clawdbot-prod"
+server_name    = "openclaw-prod"
 server_type    = "cax21"
 image          = "ubuntu-24.04"
 location       = "nbg1-dc3"

variables.tf

@@ -33,12 +33,6 @@ variable "ssh_public_key" {
   type        = string
 }
 
-variable "ssh_keys" {
-  description = "Additional SSH key IDs"
-  type        = list(string)
-  default     = []
-}
-
 variable "username" {
   description = "Non-root user to create"
   type        = string