The output of `$Error[1] | Out-String` contains ANSI escape sequences

## Steps to reproduce

```powershell
Try
{
    Throw 'Some error.'
}
Catch
{
    $E = $_
}
$E | Out-String
$E | Out-File Test.txt
```

## Expected behavior

```none
Exception: Some error.
```

## Actual behavior

```none
[91mException: [91mSome error.[0m
```

## Environment data

```none
Name                           Value
----                           -----
PSVersion                      7.1.0-preview.5
PSEdition                      Core
GitCommitId                    7.1.0-preview.5
OS                             Microsoft Windows 10.0.19041
Platform                       Win32NT
PSCompatibleVersions           {1.0, 2.0, 3.0, 4.0…}
PSRemotingProtocolVersion      2.3
SerializationVersion           1.1.0.1
WSManStackVersion              3.0
```


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The output of `$Error[1] | Out-String` contains ANSI escape sequences #13416

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The output of $Error[1] | Out-String contains ANSI escape sequences #13416

Description

Steps to reproduce

Expected behavior

Actual behavior

Environment data

Metadata

Metadata

Assignees

Labels

Type

Projects

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Development

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The output of `$Error[1] | Out-String` contains ANSI escape sequences #13416