allow to configure when which schematic gets unlockable

src/lib/sim/Simulation.h

@@ -100,7 +100,7 @@ private:
     void tickDeathsAndLoot();
 
     // Award a random schematic drop (REQ-DEF-SCHEMATIC-DROP) and emit the event.
-    void awardSchematicDrop();
+    void awardSchematicDrop(int destroyedStationLevel);
 
     GameConfig m_config;
     std::mt19937 m_rng;