Send a CameraCommand from the roboRIO too

This will be triggered by buttons soon.

Change-Id: I99d5113e3be4cba57549e33263f958ca4d232705
diff --git a/y2019/wpilib_interface.cc b/y2019/wpilib_interface.cc
index 29377c8..be6ee33 100644
--- a/y2019/wpilib_interface.cc
+++ b/y2019/wpilib_interface.cc
@@ -283,6 +283,7 @@
     using namespace frc971::jevois;
     RoborioToTeensy to_teensy{};
     to_teensy.realtime_now = aos::realtime_clock::now();
+    to_teensy.camera_command = CameraCommand::kNormal;
 
     std::array<char, spi_transfer_size() + 1> to_send{};
     {