RFR: 8364996: java/awt/font/FontNames/LocaleFamilyNames.java times out on Windows

[Matthias Baesken]

java/awt/font/FontNames/LocaleFamilyNames.java is slow on Windows and on some machines it even times out.
Add some logging to the test, and we could also increase the test timeout a bit.

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Commit messages:
 - JDK-8364996

Changes: https://git.openjdk.org/jdk/pull/26668/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=26668&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8364996
  Stats: 11 lines in 1 file changed: 6 ins; 3 del; 2 mod
  Patch: https://git.openjdk.org/jdk/pull/26668.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/26668/head:pull/26668

PR: https://git.openjdk.org/jdk/pull/26668