Match attributes to actions for pip a11y

When we strip and replace actions for UIs inside a picture-
in-picture window, make sure attributes match. For example,
if an node was clickable and exposes ACTION_CLICK, when
removing actions we must clear both the click action and
the clickable attribute.

Bug: 37923645
Test: Updating unit tests
Change-Id: I84de5cae136bccb20b2234aef59bf5e0a7c15949