Added additional disallowed YAML settings

Added additional YAML settings that are not allowed to be configured

Author: DrewKaufmann

articles/managed-instance-apache-cassandra/manage-resources-cli.md

@@ -257,7 +257,7 @@ az managed-cassandra datacenter update \
 > - seed_provider
 > - initial_token
 > - autobootstrap
-> - client_ecncryption_options
+> - client_encryption_options
 > - server_encryption_options
 > - transparent_data_encryption_options
 > - audit_logging_options
@@ -276,6 +276,10 @@ az managed-cassandra datacenter update \
 > - commitlog_directory
 > - cdc_raw_directory
 > - saved_caches_directory
+> - endpoint_snitch
+> - partitioner
+> - rpc_address
+> - rpc_interface