Enhance Get-CMApplication documentation with hiding app info

[baardhermansen]

• This PR is complete and ready for review.

Description of changes

**PR Title:** Enhance Get-CMApplication documentation with hiding app info

- Added PowerShell type descriptor
- Added escape character to the Output lines, in order to render the string as (what appears to be) the intended way

[prmerger-automator]

@baardhermansen : Thanks for your contribution! The author(s) and reviewer(s) have been notified to review your proposed change.

[baardhermansen]

I just opened an Issue, since the rendering of IResultObject is incorrect on every single page (at least that i've seen thus far).
#309