RFR: 8349: JMC Copyright year and some http links require update [v2]

[Marcus Hirt]

> Reviewed-by: vpurnam. Cherry-pick.

Marcus Hirt has refreshed the contents of this pull request, and previous commits have been removed. Incremental views are not available.

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Changes:
  - all: https://git.openjdk.org/jmc/pull/627/files
  - new: https://git.openjdk.org/jmc/pull/627/files/f50770c7..6333fd42

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jmc&pr=627&range=01
 - incr: https://webrevs.openjdk.org/?repo=jmc&pr=627&range=00-01

  Stats: 8131 lines in 3509 files changed: 0 ins; 67 del; 8064 mod
  Patch: https://git.openjdk.org/jmc/pull/627.diff
  Fetch: git fetch https://git.openjdk.org/jmc.git pull/627/head:pull/627

PR: https://git.openjdk.org/jmc/pull/627