feat(select): add modal as interface (#29972)

Issue number: resolves internal

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## What is the current behavior?
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Select only offers `alert`, `action-sheet`, and `popover` as interfaces

## What is the new behavior?
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this PR. -->

Adds `modal` as an interface option for `ion-select`

## Does this introduce a breaking change?

- [ ] Yes
- [x] No

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## Other information

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Co-authored-by: Brandy Carney <brandyscarney@users.noreply.github.com>

core/src/components/checkbox/checkbox.tsx

@@ -1,5 +1,5 @@
 import type { ComponentInterface, EventEmitter } from '@stencil/core';
-import { Component, Element, Event, Host, Prop, h } from '@stencil/core';
+import { Component, Element, Event, Host, Method, Prop, h } from '@stencil/core';
 import type { Attributes } from '@utils/helpers';
 import { inheritAriaAttributes, renderHiddenInput } from '@utils/helpers';
 import { createColorClasses, hostContext } from '@utils/theme';
@@ -121,7 +121,9 @@ export class Checkbox implements ComponentInterface {
     };
   }
 
-  private setFocus() {
+  /** @internal */
+  @Method()
+  async setFocus() {
     if (this.focusEl) {
       this.focusEl.focus();
     }