RFR: 8288528: broken links in java.desktop

[Prasanta Sadhukhan]

doccheck reports some broken links which are rectified

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Commit messages:
 - 8288528: broken links in java.desktop

Changes: https://git.openjdk.org/jdk/pull/9195/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=9195&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8288528
  Stats: 10 lines in 4 files changed: 0 ins; 1 del; 9 mod
  Patch: https://git.openjdk.org/jdk/pull/9195.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/9195/head:pull/9195

PR: https://git.openjdk.org/jdk/pull/9195