Added missing AI settings for skidding preview (1961 on 0.5rc1).

git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/trunk/supertuxkart@1962 178a84e3-b1eb-0310-8ba1-8eac791a3b58

src/robots/default_robot.cpp

@@ -71,6 +71,7 @@ DefaultRobot::DefaultRobot(const std::string& kart_name,
         m_min_steps = 1;
         break;
     case RaceManager::RD_HARD:
+    case RaceManager::RD_SKIDDING:
         m_wait_for_players = false;
         m_max_handicap_accel = 1.0f;
         m_fallback_tactic = FT_FAREST_POINT;