feat: add new region support for metrics_router_settings (#87)

Author: Aashiq-J

modules/metrics_routing/variables.tf

@@ -60,12 +60,12 @@ variable "metrics_router_settings" {
   default     = null
 
   validation {
-    error_message = "Valid regions for 'permitted_target_regions' are: us-south, eu-de, us-east, eu-es, eu-gb, au-syd, br-sao, ca-tor, jp-tok, jp-osa"
+    error_message = "Valid regions for 'permitted_target_regions' are: us-south, eu-de, us-east, eu-es, eu-gb, au-syd, br-sao, ca-tor, jp-tok, jp-osa, eu-fr2"
     condition = (var.metrics_router_settings == null ?
       true :
       alltrue([
         for region in var.metrics_router_settings.permitted_target_regions :
-        contains(["jp-osa", "au-syd", "jp-tok", "eu-de", "eu-gb", "eu-es", "us-south", "ca-tor", "us-east", "br-sao"], region)
+        contains(["jp-osa", "au-syd", "jp-tok", "eu-de", "eu-gb", "eu-es", "us-south", "ca-tor", "us-east", "br-sao", "eu-fr2"], region)
       ])
     )
   }