Fix incorrect Prevent Action special nodes in the scenarios, caused by incorrect import code

The fix was implemented by re-importing the legacy scenarios and re-exporting them,
then simply accepting any changes to a Prevent Action node.

rsrc/scenarios/valleydy/out/out0~0.spec

@@ -2,7 +2,7 @@
 	sdf -1, -1
 	msg -1, -1, -1
 	pic 0, 4
-	ex1 0, -1, -1
+	ex1 1, -1, -1
 	ex2 0, -1, -1
 	goto 1
 @once-dlog = 1
@@ -65,7 +65,7 @@
 	sdf -1, -1
 	msg -1, -1, -1
 	pic 0, 4
-	ex1 0, -1, -1
+	ex1 1, -1, -1
 	ex2 0, -1, -1
 	goto -1
 @once-give-dlog = 10

rsrc/scenarios/valleydy/out/out1~1.spec

@@ -86,7 +86,7 @@
 	sdf -1, -1
 	msg 15, -1, -1
 	pic 0, 4
-	ex1 0, -1, -1
+	ex1 1, -1, -1
 	ex2 0, -1, -1
 	goto 18
 @set-sdf = 13
@@ -107,7 +107,7 @@
 	sdf -1, -1
 	msg -1, -1, -1
 	pic 0, 4
-	ex1 0, -1, -1
+	ex1 1, -1, -1
 	ex2 0, -1, -1
 	goto 16
 @once-dlog = 16

rsrc/scenarios/valleydy/out/out2~1.spec

@@ -93,7 +93,7 @@
 	sdf -1, -1
 	msg 36, -1, -1
 	pic 0, 4
-	ex1 0, 0, -1
+	ex1 1, 0, -1
 	ex2 0, 0, -1
 	goto -1
 @once-give-item = 14
@@ -114,7 +114,7 @@
 	sdf -1, -1
 	msg -1, -1, -1
 	pic 0, 4
-	ex1 0, 0, -1
+	ex1 1, 0, -1
 	ex2 0, 0, -1
 	goto -1
 @disp-msg = 17

rsrc/scenarios/valleydy/out/out2~2.spec

@@ -9,7 +9,7 @@
 	sdf -1, -1
 	msg -1, -1, -1
 	pic 0, 4
-	ex1 0, 0, -1
+	ex1 1, 0, -1
 	ex2 0, 0, -1
 	goto -1
 @once-give-dlog = 2