Dist merged system annotation zip

The system-data/annotations.zip was previously generated
by the monolithic system sdk rule. Migrate it over to the
newly introduced modularized/merged target.

Bug: 235140934
Test: m sdk dist && ls out/dist/system-data | grep annotations
Change-Id: I1afc4ef7fdf87555adecdb11296bc07d25193ca2
1 file changed