`Group-Object` displays dates using a `MM/dd/yyyy` format regardless of the set culture (PowerShell 7.4 Preview)

### Prerequisites

- [X] Write a descriptive title.
- [X] Make sure you are able to repro it on the [latest released version](https://github.com/PowerShell/PowerShell/releases)
- [X] Search the existing issues.
- [X] Refer to the [FAQ](https://github.com/PowerShell/PowerShell/blob/master/docs/FAQ.md).
- [X] Refer to [Differences between Windows PowerShell 5.1 and PowerShell](https://learn.microsoft.com/powershell/scripting/whats-new/differences-from-windows-powershell).

### Steps to reproduce

1. start PowerShell as admin;
2. `Set-Culture it-IT`
3. `Get-ChildItem | Group-Object -Property LastWriteTime`

### Expected behavior

```console
Count Name                Group
----- ----                -----
    1 2022-07-17 17:30:00 {...}
...
```


### Actual behavior

```console
Count Name                Group
----- ----                -----
    1 07/17/2022 17:30:00 {...}
...
```


### Error details

_No response_

### Environment data

```powershell
Name                           Value
----                           -----
PSVersion                      7.4.0-preview.6
PSEdition                      Core
GitCommitId                    7.4.0-preview.6
OS                             Microsoft Windows 10.0.22621
Platform                       Win32NT
PSCompatibleVersions           {1.0, 2.0, 3.0, 4.0…}
PSRemotingProtocolVersion      2.3
SerializationVersion           1.1.0.1
WSManStackVersion              3.0
```


### Visuals

![image](https://github.com/PowerShell/PowerShell/assets/22897138/8d76e211-a20b-4aad-8138-07795116c626)


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`Group-Object` displays dates using a `MM/dd/yyyy` format regardless of the set culture (PowerShell 7.4 Preview) #20584

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Group-Object displays dates using a MM/dd/yyyy format regardless of the set culture (PowerShell 7.4 Preview) #20584

Description

Prerequisites

Steps to reproduce

Expected behavior

Actual behavior

Error details

Environment data

Visuals

Metadata

Metadata

Assignees

Labels

Type

Projects

Milestone

Relationships

Development

Issue actions

`Group-Object` displays dates using a `MM/dd/yyyy` format regardless of the set culture (PowerShell 7.4 Preview) #20584