feat: fixed leftover constant mistake from merge

Author: Brandon-Harad

src/main/java/org/team1540/robot2024/Constants.java

@@ -59,10 +59,6 @@ public static class Drivetrain {
         public static final double MAX_ANGULAR_SPEED = MAX_LINEAR_SPEED / DRIVE_BASE_RADIUS;
     }
 
-    public static class Elevator {
-        public static final double ELEVATOR_MAX_HEIGHT = Units.inchesToMeters(21.0);
-    }
-
     public static class Shooter {
         public static class Flywheels {
             // TODO: determine ids