Add turret extrinsics for cameras

Currently, the extrinsics are shared among all the pi's, but
once we have some fixed-position pi's we can deal with it.

Change-Id: If29c05bca03a346371eeaf44892dea156b195d9a
diff --git a/y2020/vision/tools/python_code/BUILD b/y2020/vision/tools/python_code/BUILD
index a55cb23..53464ac 100644
--- a/y2020/vision/tools/python_code/BUILD
+++ b/y2020/vision/tools/python_code/BUILD
@@ -67,6 +67,7 @@
     main = "load_sift_training.py",
     srcs_version = "PY2AND3",
     deps = [
+        ":load_sift_training",
         "//external:python-glog",
         "//y2020/vision/sift:sift_fbs_python",
         "@bazel_tools//tools/python/runfiles",