more #H267 - cursed figurine auto-activation

Figurine activation timer had the same problem as burning objects:
it didn't clear up worn object pointers when destroying the object.

doc/fixes34.4

@@ -339,6 +339,7 @@ make score file processing more bullet proof to avoid potential security issue
 towel equipped in weapon, alternate weapon, or quiver slot can be applied
 lit candle or potion of oil which burned out while equipped would leave stale
 	weapon/alternate-weapon/quiver pointer that could cause panic or crash
+wielded/worn figurine which auto-transformed had same stale pointer bug
 
 
 Platform- and/or Interface-Specific Fixes

src/apply.c

@@ -1852,8 +1852,12 @@ long timeout;
 	    }
 	}
 	/* free figurine now */
-	obj_extract_self(figurine);
-	obfree(figurine, (struct obj *)0);
+	if (carried(figurine)) {
+	    useup(figurine);
+	} else {
+	    obj_extract_self(figurine);
+	    obfree(figurine, (struct obj *)0);
+	}
 	if (redraw) newsym(cc.x, cc.y);
 }