Only log CameraImage's at 1 Hz

Add an image_decimator application to resend CameraImage messages at 1
Hz.

Change-Id: I12ef64ba7e196ca3d560a7fb3d42b51676176b9f
Signed-off-by: James Kuszmaul <jabukuszmaul@gmail.com>
diff --git a/y2022/BUILD b/y2022/BUILD
index 488026e..b16067d 100644
--- a/y2022/BUILD
+++ b/y2022/BUILD
@@ -39,6 +39,7 @@
         "//y2022/vision:viewer",
         "//y2022/localizer:imu_main",
         "//y2022/localizer:localizer_main",
+        "//y2022/vision:image_decimator",
     ],
     data = [
         ":aos_config",