CORE: change to workbench_access version

## Ready State: YES

This pull request is not related to any tickets, but resolves an issue I was having with drush make and the dev version of workbench_access

## Requirements & Dependencies

* This new module requires workbench_access 2.1

## Deployment Instructions

* Merge code.

## Usage/Test Instructions

*ensure workbench_access version 7.x-1.2 is downloaded