Test262 defines tests for expression-producing syntactic forms within
the `language/expressions/` directory. Most tests for object literals
conform to this structure, but 12 such tests were added to the
`language/object-literal/` directory. Move these tests to the canonical
location for object literals.

- Remove duplicate word
- Add missing license

These tests are derived from the following files within the Google V8 project:

        test/mjsunit/harmony/method-name-eval-arguments.js
        test/mjsunit/harmony/object-literals-method.js
        test/mjsunit/harmony/object-literals-property-shorthand.js
        test/mjsunit/harmony/object-literals-super.js