Add RoomTag_MinishShutterDoor

Sprites/Objects/minecart.asm

@@ -1420,9 +1420,40 @@ RoomTag_ShutterDoorRequiresCart:
     JML $01CC5A
 }
 
+; TODO: Move this to Dungeons
+RoomTag_MinishShutterDoor:
+{
+  LDA.w $02B2 : CMP.b #$05 : BNE .no_minish
+    REP #$30
+
+    LDX.w #$0000
+    CPX.w $0468
+    BEQ .exit
+
+    STZ.w $0468
+
+    STZ.w $068E
+    STZ.w $0690
+
+    SEP #$30
+
+    LDA.b #$1B ; SFX3.1B
+    STA.w $012F
+
+    LDA.b #$05
+    STA.b $11
+
+    .exit
+    SEP #$30
+  .no_minish
+    JML $01CC5A
+}
 
 pushpc
 
+org $01CC10
+RoomTag_Holes5:
+JML RoomTag_MinishShutterDoor
 
 ; JML to return here 01CC5A
 org $01CC08