Use extrinsics to seed vision solver

Signed-off-by: Milind Upadhyay <milind.upadhyay@gmail.com>
Change-Id: I674da5535fa3894468e66f11cbbc3e9d32d8cedf
diff --git a/y2022/constants.h b/y2022/constants.h
index 5b8fe64..0934062 100644
--- a/y2022/constants.h
+++ b/y2022/constants.h
@@ -226,6 +226,9 @@
   }
 
   PotAndAbsEncoderConstants catapult;
+
+  // TODO(milind): set this
+  static constexpr double kImuHeight() { return 0.0; }
 };
 
 // Creates and returns a Values instance for the constants.