Amazon Relational Database Service Update: Added error code CreateCustomDBEngineVersionFault for when the create custom engine version for Custom engines fails.

Author: AWS

.changes/next-release/feature-AmazonRelationalDatabaseService-c46bd41.json

@@ -0,0 +1,6 @@
+{
+    "type": "feature",
+    "category": "Amazon Relational Database Service",
+    "contributor": "",
+    "description": "Added error code CreateCustomDBEngineVersionFault for when the create custom engine version for Custom engines fails."
+}