RFR: 8297507: Update header after JDK-8297230

[Jayathirth D V]

Update header to remove classpath exception

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Commit messages:
 - Update header

Changes: https://git.openjdk.org/jdk/pull/11324/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=11324&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8297507
  Stats: 3 lines in 1 file changed: 0 ins; 2 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/11324.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/11324/head:pull/11324

PR: https://git.openjdk.org/jdk/pull/11324