Merge pull request #6602 from shellixyz/fix/logic_condition_vspeed_constrain

Fix logic condition VSpeed constraint not allowing the value to be negative

Author: DzikuVx

src/main/programming/logic_condition.c

@@ -408,7 +408,7 @@ static int logicConditionGetFlightOperandValue(int operand) {
             break;
 
         case LOGIC_CONDITION_OPERAND_FLIGHT_VERTICAL_SPEED: // cm/s
-            return constrain(getEstimatedActualVelocity(Z), 0, INT16_MAX);
+            return constrain(getEstimatedActualVelocity(Z), INT16_MIN, INT16_MAX);
             break;
 
         case LOGIC_CONDITION_OPERAND_FLIGHT_TROTTLE_POS: // %