message: Fix 'clever' programming
diff: @@ -24,8 +24,8 @@ public:
  int digTimeRemaining() const;
  int assignedTrucks() const { return mAssignedTrucks; }
  - void addTruck() { mAssignedTrucks = std::clamp(++mAssignedTrucks, 1, 10); }
  - void removeTruck() { mAssignedTrucks = std::clamp(--mAssignedTrucks, 1, 10); }
  + void addTruck() { mAssignedTrucks = std::clamp(mAssignedTrucks + 1, 1, 10); }
  + void removeTruck() { mAssignedTrucks = std::clamp(mAssignedTrucks - 1, 1, 10); }
  /**
  * Gets a pointer to the mine the MineFacility manages.
  