Reorganize activity chip so only the chip itself animates.

In the previous setup, the whole tap target animated, causing it to
look weird and flicker in some cases.

Also drive-by fix to clip interaction ripples correctly to the chip.

Bug: 202516970
Fix: 397505143
Flag: com.android.systemui.status_bar_chips_modernization
Test: manual, see before and after in the bug
Change-Id: I7917c395612bbabc330efb9d28c707cff7eebbfe