RFR: 8364666: Tier1 builds broken by JDK-8360559

[Mohamed Issa]

This change corrects the stub id type declaration for x86_64 sinh that wasn't properly matched with the other intrinsic udpates.

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

Commit messages:
 - Fix stub id type in sinh x86_64 generator

Changes: https://git.openjdk.org/jdk/pull/26629/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=26629&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8364666
  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/26629.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/26629/head:pull/26629

PR: https://git.openjdk.org/jdk/pull/26629