Remove obsolete unit test for sourcemaps

Author: mlynch

src/util/source-maps.spec.ts

@@ -5,17 +5,6 @@ import * as helpers from './helpers';
 
 describe('source maps', () => {
  describe('purgeSourceMapsIfNeeded', () => {
- it('should return a resolved promise when purging source maps isnt needed', () => {
- // arrange
- let env: any = {};
- env[Constants.ENV_VAR_GENERATE_SOURCE_MAP] = 'true';
- process.env = env;
- // act
- const resultPromise = sourceMaps.purgeSourceMapsIfNeeded(null);
- // assert
- return resultPromise;
- });
-
  it('should return a promise call unlink on all files with a .map extensin', () => {
  // arrange
  let env: any = {};