git: openjdk/jdk: 2 new changesets

[Aleksey Shipilev]

Changeset: bb247b02
Author:    Aleksey Shipilev <shade at openjdk.org>
Date:      2021-01-11 07:32:57 +0000
URL:       https://git.openjdk.java.net/jdk/commit/bb247b02

8259392: Zero error reporting is broken after JDK-8255711

Reviewed-by: dholmes

! src/hotspot/os/posix/signals_posix.cpp

Changeset: 3974fd4f
Author:    Aleksey Shipilev <shade at openjdk.org>
Date:      2021-01-11 07:33:33 +0000
URL:       https://git.openjdk.java.net/jdk/commit/3974fd4f

8259451: Zero: skip serviceability/sa tests, set vm.hasSA to false

Reviewed-by: sgehwolf, cjplummer

! test/lib/jdk/test/lib/Platform.java