Mark SwitchGroup as deprecated, prefer Field instead (#3232)

* mark `SwitchGroup` as deprecated

Also updated the `Switch.Group` message to also prefer the `<Field>`
component.

* update changelog

packages/@headlessui-react/CHANGELOG.md

@@ -12,6 +12,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - [internal] Don’t set a focus fallback for Dialog’s in demo mode ([#3194](https://github.com/tailwindlabs/headlessui/pull/3194))
 - Ensure page doesn't scroll down when pressing `Escape` to close the `Dialog` component ([#3218](https://github.com/tailwindlabs/headlessui/pull/3218))
 
+### Deprecated
+
+- Mark `SwitchGroup` as deprecated, prefer `Field` instead ([#3232](https://github.com/tailwindlabs/headlessui/pull/3232))
+
 ## [2.0.3] - 2024-05-07
 
 ### Fixed

packages/@headlessui-react/src/components/switch/switch.tsx

@@ -269,14 +269,15 @@ export interface _internal_ComponentSwitchLabel extends _internal_ComponentLabel
 export interface _internal_ComponentSwitchDescription extends _internal_ComponentDescription {}
 
 let SwitchRoot = forwardRefWithAs(SwitchFn) as _internal_ComponentSwitch
+/** @deprecated use `<Field>` instead of `<SwitchGroup>` */
 export let SwitchGroup = GroupFn as _internal_ComponentSwitchGroup
 /** @deprecated use `<Label>` instead of `<SwitchLabel>` */
 export let SwitchLabel = Label as _internal_ComponentSwitchLabel
 /** @deprecated use `<Description>` instead of `<SwitchDescription>` */
 export let SwitchDescription = Description as _internal_ComponentSwitchDescription
 
 export let Switch = Object.assign(SwitchRoot, {
-  /** @deprecated use `<SwitchGroup>` instead of `<Switch.Group>` */
+  /** @deprecated use `<Field>` instead of `<Switch.Group>` */
   Group: SwitchGroup,
   /** @deprecated use `<Label>` instead of `<Switch.Label>` */
   Label: SwitchLabel,