Fix formatting

Author: brendandburns

src/package_test.ts

@@ -11,7 +11,7 @@ describe('package', () => {
 
     it('package-lock reference version should match', () => {
         const v1 = require('../package.json').version;
-        const v2 = require('../package-lock.json').packages[""].version;
+        const v2 = require('../package-lock.json').packages[''].version;
         expect(v1).to.equal(v2);
     });