[FEATURE] ADD AN OPTION TO REPLACE SEARCH BAR TO DESIRED WIDGET

[RouxTheCaster]

Describe the feature

Its an option for replacing the search bar on dock to a desired one.

Why would it be useful to add?

For the ones that want to use a different widget on dock.

Did the feature exist in Lawnchair v2? (Play Store version)

Yes

Example(s)

Additional context

Thanks :3