Fixed wrong generation of code that has statements after ReturnStatment when simplify option is enabled

test/dev/dev.ts

@@ -1,43 +1,26 @@
 'use strict';
 
-import { StringArrayWrappersType } from '../../src/enums/node-transformers/string-array-transformers/StringArrayWrappersType';
-
 (function () {
     const JavaScriptObfuscator: any = require('../../index');
 
     let obfuscatedCode: string = JavaScriptObfuscator.obfuscate(
         `
-            function foo () {
-                var bar = 'bar';
-                
-                function baz () {
-                    var baz = 'baz';
-                    
-                    return baz;
+            async function xyzzy(a,b)
+            {
+                if (a) {
+                    return await foo(a) ;
+                    console.log(a) ;
+                } else {
+                    return await bar(b) ;
+                    console.log(b) ;
                 }
-                
-                return bar + baz();
             }
-            
-            console.log(foo());
         `,
         {
             identifierNamesGenerator: 'mangled',
             compact: false,
-            controlFlowFlattening: true,
-            controlFlowFlatteningThreshold: 1,
-            simplify: false,
-            stringArray: true,
-            stringArrayIndexesType: [
-                'hexadecimal-number',
-                'hexadecimal-numeric-string'
-            ],
-            stringArrayThreshold: 1,
-            stringArrayCallsTransform: true,
-            stringArrayCallsTransformThreshold: 1,
-            rotateStringArray: true,
-            stringArrayWrappersType: StringArrayWrappersType.Function,
-            transformObjectKeys: true
+            simplify: true,
+            stringArray: false
         }
     ).getObfuscatedCode();