RFR: Refresh libclang (again)

Fri Jan 26 14:14:01 UTC 2024

This PR regenerates the libclang extracted classes. The generated classes now contain all the imporovements that have been recently introduced, such as simpler naming scheme, and less generated classes.

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Commit messages:
 - Initial push
 - Initial push

Changes: https://git.openjdk.org/jextract/pull/197/files
 Webrev: https://webrevs.openjdk.org/?repo=jextract&pr=197&range=00
  Stats: 3610 lines in 14 files changed: 1313 ins; 1134 del; 1163 mod
  Patch: https://git.openjdk.org/jextract/pull/197.diff
  Fetch: git fetch https://git.openjdk.org/jextract.git pull/197/head:pull/197

PR: https://git.openjdk.org/jextract/pull/197