RFR: 8329887: RISC-V: C2: Support Zvbb Vector And-Not instruction [v6]

[Anjian-Wen]

> support Zvbb Vector And-Not vandn.vv match rule and add test

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

  fix zvbb mask match rule

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Changes:
  - all: https://git.openjdk.org/jdk/pull/24129/files
  - new: https://git.openjdk.org/jdk/pull/24129/files/ec0413af..edb16683

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=24129&range=05
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=24129&range=04-05

  Stats: 12 lines in 1 file changed: 2 ins; 2 del; 8 mod
  Patch: https://git.openjdk.org/jdk/pull/24129.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/24129/head:pull/24129

PR: https://git.openjdk.org/jdk/pull/24129