String date transformation, REMOVES '.000Z' from the map

### Describe the Bug with repro steps

1. After adding source and destination schemas which all contains String
2. Drag and drop startDate to Date
3. maps after testiing removes .000Z from the date, which is required by the program we are using
4. "eventTime": "2023-12-19T00:00:00.000Z", gets transofmred to '2024-01-31T00:00:00Z'

### What type of Logic App Is this happening in?

Standard (VSCode)

### Are you using new designer or old designer

New Designer

### Did you refer to the TSG before filing this issue? [https://aka.ms/lauxtsg]()

Yes

### Workflow JSON

*No response*

### Screenshots or Videos

*No response*

### Browser

Edge

### Additional context

*No response*