git: openjdk/jdk: 8315020: The macro definition for LoongArch64 zero build is not accurate.

[Fei Yang]

Changeset: 725ec0ce
Author:    Ao Qi <aoqi at openjdk.org>
Committer: Fei Yang <fyang at openjdk.org>
Date:      2023-08-28 11:10:53 +0000
URL:       https://git.openjdk.org/jdk/commit/725ec0ce1b463b21cd4c5287cf4ccbee53ec7349

8315020: The macro definition for LoongArch64 zero build is not accurate.

Reviewed-by: erikj, fyang

! make/autoconf/platform.m4
! src/hotspot/os/linux/os_linux.cpp