RFR: 8368247: RISC-V: enable vectorapi test for expand operation

[Fei Yang]

On Mon, 22 Sep 2025 09:09:05 GMT, Dingli Zhang <dzhang at openjdk.org> wrote:

> Hi,
> Can you help to review this patch? Thanks!
> 
> [JDK-8363989](https://bugs.openjdk.org/browse/JDK-8363989) adds a vectorapi test for VectorAPI expand operation, which we can also enable on RISC-V.
> 
> ### Test (fastdebug)
> - [x] Run compiler/vectorapi/VectorExpandTest.java on k1 and sg2042

Looks fine assuming you are testing with a fastdebug build.

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Marked as reviewed by fyang (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/27420#pullrequestreview-3256025250