RFR: 8190907: Windows 10 default Korean Font Malgun Gothic available not used by GUI elements even though available without Korean Language Pack

[Prasanta Sadhukhan]

Malgun_Gothic(https://en.wikipedia.org/wiki/Malgun_Gothic) had replaced Gulim korean font so it needs to be updated to show korean fonts

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Commit messages:
 - 8190907: Windows 10 default Korean Font Malgun Gothic available not used by GUI elements even though available without Korean Language Pack

Changes: https://git.openjdk.java.net/jdk/pull/7643/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=7643&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8190907
  Stats: 14 lines in 1 file changed: 2 ins; 0 del; 12 mod
  Patch: https://git.openjdk.java.net/jdk/pull/7643.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/7643/head:pull/7643

PR: https://git.openjdk.java.net/jdk/pull/7643