RFR: 7903922: Update copyright year for jextract in files where it was missed [v3]

[Nizar Benalla]

> I have sampled a few files to manually check that this works as intended, I got the list of files changed in a certain year by running.
> 
> 
> git log --since="Jan 1" --name-only --pretty=format: | sort -u > 2024file.list
> git log --oneline --since="1/1/2023" --until="31/12/2023" --name-only --pretty=format: | sort -u > 2023file.list
> 
> 
> And then used a script to update the copyright year, I did a random sampling of files to check that it worked as intended.
> 
> A few files had their original copyright year changed because I noticed they were added in 2024 instead.

Nizar Benalla has refreshed the contents of this pull request, and previous commits have been removed. The incremental views will show differences compared to the previous content of the PR. The pull request contains one new commit since the last revision:

  - Manually fix files that were created on 11/01/24
  - Update copyright of files changed in this PR to 2024

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

Changes:
  - all: https://git.openjdk.org/jextract/pull/267/files
  - new: https://git.openjdk.org/jextract/pull/267/files/b8a76c59..918233e1

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jextract&pr=267&range=02
 - incr: https://webrevs.openjdk.org/?repo=jextract&pr=267&range=01-02

  Stats: 52 lines in 1 file changed: 0 ins; 52 del; 0 mod
  Patch: https://git.openjdk.org/jextract/pull/267.diff
  Fetch: git fetch https://git.openjdk.org/jextract.git pull/267/head:pull/267

PR: https://git.openjdk.org/jextract/pull/267