feat(chip): add hue property for the ionic theme (#30308)

Issue number: internal

---------

## What is the current behavior?
The chip component does not support the `hue` property.

## What is the new behavior?
Adds support for the `bold` and `subtle` hue for the chip. Defaults to
`subtle`.

## Does this introduce a breaking change?
- [ ] Yes
- [x] No

packages/vue/src/proxies.ts

@@ -266,6 +266,7 @@ export const IonChip: StencilVueComponent<JSX.IonChip> = /*@__PURE__*/ defineCon
   'color',
   'outline',
   'disabled',
+  'hue',
   'shape',
   'size'
 ]);