Create a copy of BubbleViewInfoTask to flag refactor

Copy existing BubbleViewInfoTask to a new class to enable flagging the
upcoming refactor. As part of the refactor we will use executors to
inflate bubble views in the background and move away from legacy
AsyncTask.

Bug: 353894869
Test: n/a
Flag: com.android.wm.shell.bubble_view_info_executors
Change-Id: Ibfdb2f3f64fb6cc57fd2f5ba013d8517a2ffb867