[jdk23] RFR: 8322812: Manpage for jcmd is missing JFR.view command

[Erik Gahlin]

8322812: Manpage for jcmd is missing JFR.view command

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Commit messages:
 - Backport 350f9c1947b0eab3ee233516ceefca1e25de9583

Changes: https://git.openjdk.org/jdk/pull/20028/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=20028&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8322812
  Stats: 49 lines in 1 file changed: 49 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/20028.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/20028/head:pull/20028

PR: https://git.openjdk.org/jdk/pull/20028