chore(deps): update terraform terraform-ibm-modules/observability-agents/ibm to v2.3.0 (#555)

Author: terraform-ibm-modules-ops

examples/multiple_mzr_clusters/main.tf

@@ -189,7 +189,7 @@ module "observability_instances" {
 
 module "observability_agents_1" {
   source  = "terraform-ibm-modules/observability-agents/ibm"
-  version = "2.1.0"
+  version = "2.3.0"
   providers = {
     helm = helm.helm_cluster_1
   }
@@ -202,7 +202,7 @@ module "observability_agents_1" {
 
 module "observability_agents_2" {
   source  = "terraform-ibm-modules/observability-agents/ibm"
-  version = "2.1.0"
+  version = "2.3.0"
   providers = {
     helm = helm.helm_cluster_2
   }