Is your feature request related to a problem? Please describe.

When tns doctor command is executed and some components needs an update, it prints following information

‼ Update available for component nativescript. Your current version is 4.2.3 and the latest available version is 5.0.0.
√ Component tns-core-modules has 5.0.1 version and is up to date.
‼ Update available for componen

If a prepare hook is defined in a platform block, it is not executed when cordova prepare is called without specifying a platform.

My expectation is that the platform prepare hooks will be still be called when a platform is not provided as an argument to the platform prepare command.

For example:

Given the following hook:

<platform name="android">
    <hook type="after_prepare"