Added Modal Bottomsheet implementation

[Gurupreet]

Add Material 3 bottom sheet implementation with adaptive guidance.

[IanGClifton]

It looks like the three issues with bottom sheet that I called out are tracked:

1: https://issuetracker.google.com/231606426 2: https://issuetracker.google.com/314130413 3: https://issuetracker.google.com/278679016

So we can ignore those for this project

[alexvanyo]

It looks like state is not being preserved in the bottom sheet when the navigation UI switches, due to the bottom sheet being called in two distinct code locations:

https://github.com/android/compose-samples/assets/4217560/44c6fb8e-ea22-4d8b-8705-e61eee988cf3

[stale[bot]]

This issue has been automatically marked as stale because it has not had any recent activity. Please comment here if it is still valid so that we can reprioritize it. Thank you for your contributions.