Fix deprecated versions in doc & remove unused.

README.md

@@ -1,22 +1,3 @@
-<!--
-Licensed to the Apache Software Foundation (ASF) under one
-or more contributor license agreements.  See the NOTICE file
-distributed with this work for additional information
-regarding copyright ownership.  The ASF licenses this file
-to you under the Apache License, Version 2.0 (the
-"License"); you may not use this file except in compliance
-with the License.  You may obtain a copy of the License at
-
-  http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing,
-software distributed under the License is distributed on an
-"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-KIND, either express or implied.  See the License for the
-specific language governing permissions and limitations
-under the License.
--->
-
 # Spark-Kubernetes-Operator
 
 Welcome to the **Spark-Kubernetes-Operator**, a Kubernetes operator designed to simplify and

spark-operator-docs/spark_application.md

@@ -220,6 +220,6 @@ single submission-worker mode to support all listed versions.
 ```yaml
 runtimeVersions:
   # Supported values are:
-  # v3_5_1, v3_5_0, v3_4_1, v3_4_0, v3_3_3, v3_3_1, v3_3_0, v3_2_0
-  sparkVersion: v3_4_0
+  # v3_5_1, v3_4_2
+  sparkVersion: v3_4_2
 ```