Please review this small update to make the test more robust, the test did not always check links to other files if they did not contain a fragment or a `#`symbol.
TIA ------------- Commit messages: - update link checker to verify that files exist Changes: https://git.openjdk.org/jdk/pull/23441/files Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=23441&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8349369 Stats: 16 lines in 3 files changed: 7 ins; 1 del; 8 mod Patch: https://git.openjdk.org/jdk/pull/23441.diff Fetch: git fetch https://git.openjdk.org/jdk.git pull/23441/head:pull/23441 PR: https://git.openjdk.org/jdk/pull/23441
