Amazon Relational Database Service Update: Updated endpoint and service metadata

Author: AWS

.changes/next-release/feature-AmazonRelationalDatabaseService-10d2847.json

@@ -0,0 +1,6 @@
+{
+    "type": "feature",
+    "category": "Amazon Relational Database Service",
+    "contributor": "",
+    "description": "Updated endpoint and service metadata"
+}

services/rds/src/main/resources/codegen-resources/service-2.json

@@ -3792,8 +3792,7 @@
       "type":"string",
       "enum":[
         "standard",
-        "limitless",
-        "scaleout"
+        "limitless"
       ]
     },
     "ConnectionPoolConfiguration":{