Minor: fix js runtime error in gradle test

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/resources/testProject/kotlin2JsModuleKind/amd.js

@@ -1,9 +1,20 @@
-var amdModules = {};
+(function(global) {
-function define(moduleName, dependencies, body) {
+    var modules = {};
+
+    function define(name, dependencies, body) {
         var resolvedDependencies = [];
+        var currentModule = {};
+        modules[name] = currentModule;
         for (var i = 0; i < dependencies.length; ++i) {
-        resolvedDependencies.push(amdModules[dependencies[i]]);
+            var dependencyName = dependencies[i];
+            resolvedDependencies[i] = dependencyName === 'exports' ? currentModule : modules[dependencyName];
         }
-    amdModules[moduleName] = body.apply(body, resolvedDependencies);
+        currentModule = body.apply(body, resolvedDependencies);
-}
+        if (currentModule) {
-define.amd = {};
+            modules[name] = currentModule;
+        }
+    }
+    define.amd = {};
+
+    global.define = define;
+})(this);