Shorten app title in overview icon app chip menu.

- Do not show "work" at the beginning of work apps.
- Do not use the top component name in case any dialogs are on top of app.

Fix: 305988810
Fix: 305983272
Fix: 307231916
Test: OverviewImageTest
Flag: ACONFIG com.android.launcher3.enable_overview_icon_menu DEVELOPMENT
Change-Id: I4ce741529c975db778abc540e6c353ea4c76bf11