[Rev 01] RFR: New text about mailing lists

[Jesper Wilhelmsson]

> The last three types of lists, used for expert groups, could use a better explanation. I'm not sure how these types of
> lists are used though.

Jesper Wilhelmsson has updated the pull request incrementally with one additional commit since the last revision:

  Updates after review

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

Changes:
  - all: https://git.openjdk.java.net/guide/pull/17/files
  - new: https://git.openjdk.java.net/guide/pull/17/files/311fdc5b..96173f56

Webrevs:
 - full: https://webrevs.openjdk.java.net/guide/17/webrev.01
 - incr: https://webrevs.openjdk.java.net/guide/17/webrev.00-01

  Stats: 12 lines in 1 file changed: 5 ins; 3 del; 4 mod
  Patch: https://git.openjdk.java.net/guide/pull/17.diff
  Fetch: git fetch https://git.openjdk.java.net/guide pull/17/head:pull/17

PR: https://git.openjdk.java.net/guide/pull/17