chore: changes boilerplate to LLC [(#4201)](#4201)

* chore: changes boilerplate to LLC

* fix: Better style for comment

Author: telpirion

videointelligence/samples/analyze/analyze.py

@@ -1,6 +1,6 @@
 #!/usr/bin/env python
 
-# Copyright 2017 Google Inc. All Rights Reserved.
+# Copyright 2017 Google LLC. All Rights Reserved.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -50,7 +50,7 @@ def analyze_explicit_content(path):
     result = operation.result(timeout=90)
     print("\nFinished processing.")
 
-    # first result is retrieved because a single video was processed
+    # Retrieve first result because a single video was processed
     for frame in result.annotation_results[0].explicit_annotation.frames:
         likelihood = enums.Likelihood(frame.pornography_likelihood)
         frame_time = frame.time_offset.seconds + frame.time_offset.nanos / 1e9