git: openjdk/jdk21u-dev: master: 8330011: [s390x] update block-comments to make code consistent

[Aleksey Shipilev]

Changeset: 3ff53596
Author:    Amit Kumar <amitkumar at openjdk.org>
Committer: Aleksey Shipilev <shade at openjdk.org>
Date:      2024-05-06 08:17:00 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/3ff535969372b5d01517eff3d03528df13bf300e

8330011: [s390x] update block-comments to make code consistent

Reviewed-by: lucy
Backport-of: 01bda278d6a498ca89c0bc5218680cd51a04e9d3

! src/hotspot/cpu/s390/downcallLinker_s390.cpp
! src/hotspot/cpu/s390/upcallLinker_s390.cpp