support for snack.picker

[cnjackhu]

could you extend the plugin for support snack.picker? thank you

[mikavilpas]

@AckslD are you open for a PR implementing this?

[reshen]

As a workaround, looks like @cdaddr has an implementation that integrates snacks and neoclip, which is working great for me - https://github.com/cdaddr/dotfiles/blob/main/config/nvim/lua/config/pickers.lua#L286