RFR: JDK-8288692: jdk/javadoc/doclet/testTagMisuse/TestTagMisuse.java fails after JDK-8288545 [v2]

[Jonathan Gibbons]

> Please review a simple fix to address an NPE that can occur with a bad (empty) `{@link}` tag.

Jonathan Gibbons has updated the pull request incrementally with one additional commit since the last revision:

  update copyright year

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Changes:
  - all: https://git.openjdk.org/jdk19/pull/37/files
  - new: https://git.openjdk.org/jdk19/pull/37/files/bfda2d52..d036bbd1

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk19&pr=37&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk19&pr=37&range=00-01

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk19/pull/37.diff
  Fetch: git fetch https://git.openjdk.org/jdk19 pull/37/head:pull/37

PR: https://git.openjdk.org/jdk19/pull/37