feat(select): add helperText and errorText properties (#30143)

Issue number: resolves #29205

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## What is the current behavior?
Select does not support helper and error text.

## What is the new behavior?
- Adds support for `helperText` and `errorText`
- Adds parts for `helper-text`, `error-text` and `supporting-text`
- Adds an e2e test for helper and error text with functional tests and
screenshot tests

## Does this introduce a breaking change?

- [ ] Yes
- [x] No

## Other information


[Preview](https://ionic-framework-git-rou-11551-ionic1.vercel.app/src/components/select/test/bottom-content)

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Co-authored-by: swimer11 <65334157+swimer11@users.noreply.github.com>

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Co-authored-by: Brandy Smith <6577830+brandyscarney@users.noreply.github.com>

packages/vue/src/proxies.ts

@@ -872,6 +872,8 @@ export const IonSelect = /*@__PURE__*/ defineContainer<JSX.IonSelect, JSX.IonSel
   'compareWith',
   'disabled',
   'fill',
+  'errorText',
+  'helperText',
   'interface',
   'interfaceOptions',
   'justify',