[Security] Bump lodash.merge from 4.6.1 to 4.6.2
[Security] Bump lodash.merge from 4.6.1 to 4.6.2

Bumps [lodash.merge](https://github.com/lodash/lodash) from 4.6.1 to 4.6.2. **This update includes security fixes.**
- [Release notes](https://github.com/lodash/lodash/releases)
- [Commits](https://github.com/lodash/lodash/commits)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
GavinJoyce/ember.js,stefanpenner/ember.js,givanse/ember.js,givanse/ember.js,mixonic/ember.js,intercom/ember.js,sly7-7/ember.js,asakusuma/ember.js,miguelcobain/ember.js,GavinJoyce/ember.js,mixonic/ember.js,fpauser/ember.js,givanse/ember.js,fpauser/ember.js,miguelcobain/ember.js,asakusuma/ember.js,sly7-7/ember.js,fpauser/ember.js,asakusuma/ember.js,miguelcobain/ember.js,sly7-7/ember.js,givanse/ember.js,mfeckie/ember.js,knownasilya/ember.js,emberjs/ember.js,asakusuma/ember.js,elwayman02/ember.js,fpauser/ember.js,GavinJoyce/ember.js,mfeckie/ember.js,mfeckie/ember.js,elwayman02/ember.js,elwayman02/ember.js,knownasilya/ember.js,sandstrom/ember.js,intercom/ember.js,miguelcobain/ember.js,knownasilya/ember.js,stefanpenner/ember.js,mixonic/ember.js,tildeio/ember.js,elwayman02/ember.js,stefanpenner/ember.js,emberjs/ember.js,mfeckie/ember.js,tildeio/ember.js,sandstrom/ember.js,intercom/ember.js,tildeio/ember.js,sandstrom/ember.js,intercom/ember.js,GavinJoyce/ember.js,emberjs/ember.js