Add Apache license header to deployment.yaml

Change-Id: Ic1e634e7e5fe7142f969dbd158cfa528c0de0c12
Google-Bug-Id: 120095876
Signed-off-by: Avi Kondareddy <avikr@google.com>
diff --git a/deployment.yaml b/deployment.yaml
index 8ff8275..35521f5 100644
--- a/deployment.yaml
+++ b/deployment.yaml
@@ -1,3 +1,17 @@
+# Copyright 2018 Google LLC
+#
+# Licensed 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
+#
+#     https://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.
+
 # This file contains Kubernetes YAML files for the most important prow
 # components. Don't edit resources in this file. Instead, pull them out into
 # their own files.