RFR: 8355562: RISC-V: Cleanup names of vector-scalar instructions in riscv_v.ad

[Fei Yang]

On Fri, 25 Apr 2025 02:15:57 GMT, Anjian-Wen <duke at openjdk.org> wrote:

> RISC-V: Cleanup names of vector-scalar instructions in riscv_v.ad

Looks good. Thanks for the cleanup.

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Marked as reviewed by fyang (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/24865#pullrequestreview-2792874869