RFR: 8202: JMC 9 release notes [v5]

[Marcus Hirt]

> First draft! Please let me know what I missed. :)

Marcus Hirt has updated the pull request incrementally with one additional commit since the last revision:

  Better file force image

-------------

Changes:
  - all: https://git.openjdk.org/jmc/pull/555/files
  - new: https://git.openjdk.org/jmc/pull/555/files/ab63bff9..dac8289c

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jmc&pr=555&range=04
 - incr: https://webrevs.openjdk.org/?repo=jmc&pr=555&range=03-04

  Stats: 1 line in 3 files changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jmc/pull/555.diff
  Fetch: git fetch https://git.openjdk.org/jmc.git pull/555/head:pull/555

PR: https://git.openjdk.org/jmc/pull/555