Add Apache license to a few files (apache#175)

* Add Apache license to a few files

* Ignore license check on META-INF service

(cherry picked from commit 2a61438)

Author: ash211

dev/.rat-excludes

@@ -103,3 +103,4 @@ org.apache.spark.scheduler.ExternalClusterManager
 org.apache.spark.deploy.yarn.security.ServiceCredentialProvider
 spark-warehouse
 structured-streaming/*
+org.apache.spark.deploy.rest.kubernetes.DriverServiceManager

resource-managers/kubernetes/core/src/main/resources/META-INF/services/org.apache.spark.deploy.rest.kubernetes.DriverServiceManager

@@ -1,2 +1,2 @@
 org.apache.spark.deploy.rest.kubernetes.ExternalSuppliedUrisDriverServiceManager
-org.apache.spark.deploy.rest.kubernetes.NodePortUrisDriverServiceManager
+org.apache.spark.deploy.rest.kubernetes.NodePortUrisDriverServiceManager

resource-managers/kubernetes/docker-minimal-bundle/src/main/docker/driver/Dockerfile

@@ -1,3 +1,20 @@
+#
+# 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.
+#
+
 FROM openjdk:8-alpine
 
 # If this docker file is being used in the context of building your images from a Spark distribution, the docker build

resource-managers/kubernetes/docker-minimal-bundle/src/main/docker/executor/Dockerfile

@@ -1,3 +1,20 @@
+#
+# 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.
+#
+
 FROM openjdk:8-alpine
 
 # If this docker file is being used in the context of building your images from a Spark distribution, the docker build