Remove potentiometer reading for the hood

Change-Id: Ia6b8650d30adf2212284bbf8d651bd04aafe98b0
diff --git a/y2017/constants.cc b/y2017/constants.cc
index 2ac4875..b0d7fd5 100644
--- a/y2017/constants.cc
+++ b/y2017/constants.cc
@@ -42,8 +42,8 @@
 constexpr ::frc971::constants::Range Values::kIntakeRange;
 
 constexpr double Values::kHoodEncoderCountsPerRevolution,
-    Values::kHoodEncoderRatio, Values::kHoodPotRatio,
-    Values::kHoodEncoderIndexDifference, Values::kMaxHoodEncoderPulsesPerSecond;
+    Values::kHoodEncoderRatio, Values::kHoodEncoderIndexDifference,
+    Values::kMaxHoodEncoderPulsesPerSecond;
 constexpr ::frc971::constants::Range Values::kHoodRange;
 
 constexpr double Values::kTurretEncoderCountsPerRevolution,