Fixed: Script/Class initializers order of assignment

Changed: Compound script has slot/const traits inside main script initializer

libsrc/ffdec_lib/testdata/compound/src/mypkg/MyClass.as

@@ -0,0 +1,10 @@
+package mypkg
+{    
+    public class MyClass
+    {        
+         public function test(): void
+         {
+         }                                 
+    }
+
+}

libsrc/ffdec_lib/testdata/compound/src/mypkg/MyClass2.as

@@ -0,0 +1,10 @@
+package mypkg
+{    
+    public class MyClass2
+    {        
+         public function test(): void
+         {
+         }                                 
+    }
+
+}