[jdk18u] RFR: 8282312: Minor corrections to evbroadcasti32x4 intrinsic on x86

[Tobias Hartmann]

Backport of [JDK-8282312](https://bugs.openjdk.java.net/browse/JDK-8282312). Applies cleanly. Approval is pending.

Thanks,
Tobias

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Commit messages:
 - 8282312: Minor corrections to evbroadcasti32x4 intrinsic on x86

Changes: https://git.openjdk.java.net/jdk18u/pull/62/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk18u&pr=62&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8282312
  Stats: 2 lines in 1 file changed: 0 ins; 0 del; 2 mod
  Patch: https://git.openjdk.java.net/jdk18u/pull/62.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk18u pull/62/head:pull/62

PR: https://git.openjdk.java.net/jdk18u/pull/62