feat: update inputoptions to v2 and refactor demo

[geoffrich]

This refactors and updates the demo to be aligned with AuroSvelteDemo. This makes it easier to compare implementations.

Changes:

• Update ods-inputoptions to v2
• Remove Components component and place everything in App
• Remove unneeded styles and update styles to match AuroSvelteDemo
• Allow toggling of secondary button/toast messages
• Remove unused wrapper, new-way component, and test

Screenshot:

[AuroDesignSystem]

:tada: This PR is included in version 1.0.0 :tada:

The release is available on GitHub release

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