Update src/AINicowar.h

Co-authored-by: Leo Wandersleb <leo@leowandersleb.de>

Author: stephanemagnenat

src/AINicowar.h

@@ -300,7 +300,7 @@ class NewNicowar : public AIEcho::EchoAI
 	///This counts how many StarvingRecoveryInn's there are under construction
 	int starving_recovery_inns;
 
-	///This function starts construction on buildings that are queued for construction. Its careful
+	///This function starts construction on buildings that are queued for construction. It's careful
 	///not to construct too much or too little at once
 	void order_buildings(AIEcho::Echo& echo);
 	///This function starts construction of a RegularInn, and returns the ID code