[jdk17u-dev] RFR: 8273459: Update code segment alignment to 64 bytes

[Sandhya Viswanathan]

8273459: Update code segment alignment to 64 bytes

-------------

Commit messages:
 - Backport 53b25bce878bc291f3a217da7c26fd3097f18cfd

Changes: https://git.openjdk.org/jdk17u-dev/pull/868/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=868&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8273459
  Stats: 27 lines in 4 files changed: 10 ins; 0 del; 17 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/868.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev pull/868/head:pull/868

PR: https://git.openjdk.org/jdk17u-dev/pull/868