ITS: Fix up typos and deprecated packages

Test: Build
Bug: 356704254
FLAG: TEST_ONLY
Change-Id: I28765121bdc341a835f84837e12053b844ecc82d
diff --git a/apps/CameraITS/utils/video_processing_utils.py b/apps/CameraITS/utils/video_processing_utils.py
index 1ac4be4..f5334ee 100644
--- a/apps/CameraITS/utils/video_processing_utils.py
+++ b/apps/CameraITS/utils/video_processing_utils.py
@@ -168,7 +168,7 @@
   os.path.join(log_path, video_file_name).
   The extracted key frames will have the name video_file_name with "_key_frame"
   suffix to identify the frames for video of each quality. Since there can be
-  multiple key frames, each key frame image will be differentiated with it's
+  multiple key frames, each key frame image will be differentiated with its
   frame index. All the extracted key frames will be available in jpeg format
   at the same path as the video file.