update deku mask transform logic

Masks/deku_mask.asm

@@ -27,6 +27,12 @@ deku_palette:
 
 ; =========================================================
 
+; Indicates somaria platform status.
+;   0x00 - Not on platform
+;   0x01 - On platform
+;   0x02 - On platform and moving
+SOMPLAT         = $7E02F5
+
 org    $07A64B           ; formerly Quake
 LinkItem_DekuMask:
 {
@@ -36,12 +42,13 @@ LinkItem_DekuMask:
       JSL PrepareQuakeSpell
       RTS
 
-.continue
-  LDA #$01
+  .continue
+  LDA.b #$01
   JSL Link_TransformMask : BCC .return
-    LDA #$01 : STA $02F5 ; Somaria platform flag, no dash.
-
-.return
+    LDA.b #$01 : STA.w SOMPLAT
+    RTS
+  .return
+  STZ.w SOMPLAT
   RTS
 }
 
@@ -58,7 +65,7 @@ Link_HandleDekuTransformation:
   ; Check if using Quake Medallion
   LDA $5D : CMP.b #$0A : BEQ .continue
 
-.continue
+  .continue
   JSR $82DA ; Link_HandleBunnyTransformation
 
   RTS