RFR: 8333994: NMT: call stacks should show source information

[Thomas Stuefe]

Patch adds printing of source file and line number to NMT call stacks that are printed in detail mode. Useful for hunting down leaks.

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Commit messages:
 - exclude macos from testing source info
 - copyrights
 - test
 - JDK-8333994-NMT-call-stacks-should-show-source-information

Changes: https://git.openjdk.org/jdk/pull/19655/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=19655&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8333994
  Stats: 39 lines in 2 files changed: 19 ins; 5 del; 15 mod
  Patch: https://git.openjdk.org/jdk/pull/19655.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/19655/head:pull/19655

PR: https://git.openjdk.org/jdk/pull/19655