git: openjdk/jdk: 8294671: Remove unused CardValues::last_card

[Albert Mingkun Yang]

Changeset: 08a7ecf4
Author:    Albert Mingkun Yang <ayang at openjdk.org>
Date:      2022-10-03 11:11:22 +0000
URL:       https://git.openjdk.org/jdk/commit/08a7ecf47ee5811f88dfcc82fe8614c72ccf3221

8294671: Remove unused CardValues::last_card

Reviewed-by: tschatzl

! src/hotspot/share/gc/shared/cardTable.hpp
! src/hotspot/share/gc/shared/vmStructs_gc.hpp