Use separate flag to track always_seq_id on wear

Wear may be using some of VRI messaging differently, so
use a different flag to track enabling this bugfix on
wear.

Bug: 435747714
Bug: 385976595
Test: Existing Tests
Flag: com.android.window.flags.always_seq_id_layout_wear
Change-Id: Iafd5fed66dd49c943b6de9a669b81a6bf780e389