RFR: 8355657: RISC-V: Improve PrintOptoAssembly output of vector-scalar instructions [v2]

[Anjian-Wen]

> As the issue describe, some match rule and predict match not only type I, in case of the misleading, try to delete some "I" in the format and instruct name

Anjian-Wen has updated the pull request incrementally with one additional commit since the last revision:

  update vsubL_vx_masked format

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Changes:
  - all: https://git.openjdk.org/jdk/pull/24904/files
  - new: https://git.openjdk.org/jdk/pull/24904/files/57934239..0885242f

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=24904&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=24904&range=00-01

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/24904.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/24904/head:pull/24904

PR: https://git.openjdk.org/jdk/pull/24904