[jdk20u] RFR: 8298887: On the latest macOS+XCode the Robot API may report wrong colors

Wed Apr 5 07:08:25 UTC 2023

Hi all,
This pull request contains a backport of commit [50120396](https://github.com/openjdk/jdk/commit/50120396b6cca1219fb5dd42a11e4b29b79bd3bd) from the [openjdk/jdk](https://git.openjdk.org/jdk) repository.
The commit being backported was authored by Sergey Bylokhov on 22 Dec 2022 and was reviewed by Alexander Zvegintsev.
Thanks!

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Commit messages:
 - Backport 50120396b6cca1219fb5dd42a11e4b29b79bd3bd

Changes: https://git.openjdk.org/jdk20u/pull/47/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk20u&pr=47&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8298887
  Stats: 17 lines in 5 files changed: 0 ins; 12 del; 5 mod
  Patch: https://git.openjdk.org/jdk20u/pull/47.diff
  Fetch: git fetch https://git.openjdk.org/jdk20u.git pull/47/head:pull/47

PR: https://git.openjdk.org/jdk20u/pull/47