add note about spin-jump entry

Author: blkerby

region/brinstar/kraid/Warehouse Kihunter Room.json

@@ -464,7 +464,11 @@
         {"enemy": "Kihunter (green)", "count": 4}
       ],
       "resetsObstacles": ["A", "B"],
-      "clearsObstacles": ["C", "D"]
+      "clearsObstacles": ["C", "D"],
+      "note": [
+        "If Samus runs into the room and quickly destroys the shot block, a Kihunter will immediately fall down.",
+        "To avoid this, either spin jump into the room, or wait a moment before shooting the block."
+      ]
     },
     {
       "id": 15,