Incorrect JSON deserialization of non-object arrays

[BernieWhite]

Description of the issue

Incorrect deserialization of nested arrays with non-objects. This is related to issue #109.

To Reproduce

Steps to reproduce the issue:

{
    "Properties": {
        "n": [
            "1",
            "2",
            "3"
        ]
    }
}

Rule 'countN' {
    ($TargetObject.properties.n | Measure-Object).Count -ge 3
}

Expected behaviour

The rule should pass, returns an exception Read json failed instead.

Module in use and version:

• Module: PSRule
• Version: 0.4.0-B190313

Captured output from $PSVersionTable:

Name                           Value
----                           -----
PSVersion                      5.1.17763.316
PSEdition                      Desktop
PSCompatibleVersions           {1.0, 2.0, 3.0, 4.0...}
BuildVersion                   10.0.17763.316
CLRVersion                     4.0.30319.42000
WSManStackVersion              3.0
PSRemotingProtocolVersion      2.3
SerializationVersion           1.1.0.1

Additional context

The issue also affects PSRule v0.3.0.