Add license header to generate.py

Signed-off-by: Josh Pinkney <[email protected]>

Author: JPinkney

.github/actions/generate_types/generate.py

@@ -1,3 +1,15 @@
+#
+# Copyright (c) 2021 Red Hat, Inc.
+# This program and the accompanying materials are made
+# available under the terms of the Eclipse Public License 2.0
+# which is available at https://www.eclipse.org/legal/epl-2.0/
+#
+# SPDX-License-Identifier: EPL-2.0
+#
+# Contributors:
+#   Red Hat, Inc. - initial API and implementation
+#
+
 import os
 import json
 import yaml