RFR: 8339063: [aarch64] Skip verify_sve_vector_length after native calls if SVE supports 128 bits VL only

[Joshua Zhu]

Please review this minor enhancement that skips verify_sve_vector_length after native calls.
It works on SVE architecture that only supports 128-bit vector length.

-------------

Commit messages:
 - [aarch64] Skip verify_sve_vector_length after native calls if SVE supports 128 bits VL only

Changes: https://git.openjdk.org/jdk/pull/20724/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=20724&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8339063
  Stats: 54 lines in 6 files changed: 32 ins; 14 del; 8 mod
  Patch: https://git.openjdk.org/jdk/pull/20724.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/20724/head:pull/20724

PR: https://git.openjdk.org/jdk/pull/20724