Add camera calibration to target estimate

Signed-off-by: Milind Upadhyay <milind.upadhyay@gmail.com>
Change-Id: Ica30bd4c98f4d10c0bf1dc9e1f4cebea3ae2225c
diff --git a/y2022/vision/target_estimate.fbs b/y2022/vision/target_estimate.fbs
index 707014c..2621634 100644
--- a/y2022/vision/target_estimate.fbs
+++ b/y2022/vision/target_estimate.fbs
@@ -1,3 +1,5 @@
+include "y2022/vision/calibration.fbs";
+
 namespace y2022.vision;
 
 struct Point {
@@ -39,7 +41,8 @@
 
   blob_result:BlobResultFbs (id: 2);
 
-  // TODO(milind): add confidence
+  // Information about the camera which took this image.
+  camera_calibration:frc971.vision.calibration.CameraCalibration (id: 3);
 }
 
 root_type TargetEstimate;