Use Xcode15.4+1.0, which is used in openjdk/jfx head as well, and which is proven to work with webkit sources.
------------- Commit messages: - Use Xcode15 Changes: https://git.openjdk.org/jfx21u/pull/115/files Webrev: https://webrevs.openjdk.org/?repo=jfx21u&pr=115&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8378837 Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod Patch: https://git.openjdk.org/jfx21u/pull/115.diff Fetch: git fetch https://git.openjdk.org/jfx21u.git pull/115/head:pull/115 PR: https://git.openjdk.org/jfx21u/pull/115
