git: openjdk/jdk: 8316190: Improve MemorySegment::toString

[Per Minborg]

Changeset: 8dc2d928
Author:    Per Minborg <pminborg at openjdk.org>
Date:      2023-09-15 05:43:57 +0000
URL:       https://git.openjdk.org/jdk/commit/8dc2d9280e9d100374a6e33b5d32905bc909a52d

8316190: Improve MemorySegment::toString

Reviewed-by: rriggs

! src/java.base/share/classes/jdk/internal/foreign/AbstractMemorySegmentImpl.java
! src/java.base/share/classes/jdk/internal/foreign/Utils.java
! test/jdk/java/foreign/TestSegments.java