Add await test: await is valid in non-module strict mode code.

test/language/expressions/object/identifier-shorthand-await-strict-mode.js

@@ -0,0 +1,25 @@
+// Copyright (C) 2020 Rick Waldron. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+description: >
+  Object literal shorthands are limited to valid identifier references. await is valid in non-module strict mode code.
+esid: sec-object-initializer
+flags: [noStrict]
+info: |
+  PropertyDefinition:
+    IdentifierReference
+    CoverInitializedName
+    PropertyName : AssignmentExpression
+    MethodDefinition
+  Identifier : IdentifierName but not ReservedWord
+
+---*/
+
+var await = 1;
+(function() {
+  "use strict";
+  ({
+    await
+  });
+});