chromium: Trivial cros lint fixes

BUG=None
TEST=cros lint *.py

Change-Id: Ic71b515afba545befb0c01f6e0e764b0196f2e97
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/chromite/+/1935020
Tested-by: George Engelbrecht <engeg@google.com>
Auto-Submit: George Engelbrecht <engeg@google.com>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
diff --git a/api/controller/payload.py b/api/controller/payload.py
index a29dd5a..6497883 100644
--- a/api/controller/payload.py
+++ b/api/controller/payload.py
@@ -27,11 +27,14 @@
 @validate.require('bucket')
 def GeneratePayload(input_proto, output_proto, config):
   """Generate a update payload ('do paygen').
+
   Args:
-      input_proto (PayloadGenerationRequest): Input proto.
-      output_proto (PayloadGenerationResult): Output proto.
-      config: (api.config.ApiConfig): The API call config.
-  Returns: A controller return code (e.g. controller.RETURN_CODE_SUCCESS).
+    input_proto (PayloadGenerationRequest): Input proto.
+    output_proto (PayloadGenerationResult): Output proto.
+    config (api.config.ApiConfig): The API call config.
+
+  Returns:
+    A controller return code (e.g. controller.RETURN_CODE_SUCCESS).
   """
 
   # Resolve the tgt image oneof.
@@ -87,8 +90,9 @@
 
 def _SetGeneratePayloadOutputProto(output_proto, generate_payload_ok):
   """Set the output proto with the results from the service class.
+
   Args:
-      output_proto (PayloadGenerationResult_pb2): The output proto.
-      generate_payload_ok (bool): value to set output_proto.success.
+    output_proto (PayloadGenerationResult_pb2): The output proto.
+    generate_payload_ok (bool): value to set output_proto.success.
   """
   output_proto.success = generate_payload_ok