tns doctor is broken

[miroslavaivanova]

Environment
Provide version numbers for the following components (information can be retrieved by running tns info in your project folder or by inspecting the package.json of the project):

• CLI: 6.0.3

Describe the bug
If you have wrong setup and run tns doctor, you will see exception: TypeError: this.$injector.resolve(...).out is not a function

cocoapods are not installed and run tns doctor