Correction of switch-case implicit fall through error

Change-Id: I049dc92cffefa068b6220a59369c4d6df2bdf9dc
Signed-off-by: Vinay Siva <100024232@mvla.net>
diff --git a/y2018/control_loops/superstructure/superstructure.cc b/y2018/control_loops/superstructure/superstructure.cc
index a3e7d4f..7d12fd5 100644
--- a/y2018/control_loops/superstructure/superstructure.cc
+++ b/y2018/control_loops/superstructure/superstructure.cc
@@ -198,9 +198,8 @@
             rotation_state_ = RotationState::ROTATING_LEFT;
             rotation_count_ = kReverseTime;
             break;
-          } else {
-            break;
           }
+          [[fallthrough]];
         case RotationState::STUCK: {
           // Latch being stuck for 80 ms so we kick the box out far enough.
           if (last_stuck_time_ + chrono::milliseconds(80) < monotonic_now) {