add an ADB notebook example (#2834)

* add an ADB notebook example

* reformat notebook

* Updated ADB sample notebook name and made some minor (non-code) changes.

* Some minor (non-code) changes to feature store ADB sample notebook.

* Update (#2936)

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Co-authored-by: Yogi Pandey <[email protected]>
Co-authored-by: Mickey Zhang <[email protected]>