fix(observability): Observability example retention was in wrong order (#776)

Signed-off-by: Alexander Dahmen <alexander.dahmen@inovex.de>

Author: Fyusel

docs/resources/observability_instance.md

@@ -18,9 +18,9 @@ resource "stackit_observability_instance" "example" {
   name                                   = "example-instance"
   plan_name                              = "Observability-Monitoring-Medium-EU01"
   acl                                    = ["1.1.1.1/32", "2.2.2.2/32"]
-  metrics_retention_days                 = 7
-  metrics_retention_days_5m_downsampling = 30
-  metrics_retention_days_1h_downsampling = 365
+  metrics_retention_days                 = 30
+  metrics_retention_days_5m_downsampling = 10
+  metrics_retention_days_1h_downsampling = 5
 }
 ```
 

examples/resources/stackit_observability_instance/resource.tf

@@ -3,7 +3,7 @@ resource "stackit_observability_instance" "example" {
   name                                   = "example-instance"
   plan_name                              = "Observability-Monitoring-Medium-EU01"
   acl                                    = ["1.1.1.1/32", "2.2.2.2/32"]
-  metrics_retention_days                 = 7
-  metrics_retention_days_5m_downsampling = 30
-  metrics_retention_days_1h_downsampling = 365
+  metrics_retention_days                 = 30
+  metrics_retention_days_5m_downsampling = 10
+  metrics_retention_days_1h_downsampling = 5
 }