Function _validateViewDomainFields`Private`

_validateViewDomainFields(item, isPortal, isMsView): void
Private
Set isViewOverride to false for single source view fields in portal when the field has a domain and isViewOverride is not currently defined

https://devtopia.esri.com/WebGIS/solution-deployment-apps/issues/414
Parameters
- item: any
  that stores the view fields
- isPortal: boolean
  When true we are deploying to portal
- isMsView: boolean
  When true the view is a multi-source view
  
  This function will update the item that is provided
Returns void
- Defined in packages/common/src/featureServiceHelpers.ts:1603