Update Taskbar edu with new font style

This change applies the new expressive font style if the expressive
theme is enabled. Screenshots are available in the bug

Fix: 393610004
Test: Check that the fonts change when the expresssive theme is enabled
Flag: com.android.launcher3.expressive_theme_in_taskbar_and_navigation
Change-Id: I5fa34ab08486c7fdeb37ccd9afeda77b577a9404