Exclude input methods windows from EDT

Considering that keyboards are UI surfaces that frequently involve user
customization that does not necessarily match the users' device theme.
We would like to avoid EDT affecting the keyboard theme picker and
customization experience.

Bug: 436939588
Test: manually. Attaching video to the bug
Flag: android.view.accessibility.force_invert_color
Change-Id: Ie3475f8a2d473f3295393152ddbee5693a8a79e9