RFR: No support questions

[Jesper Wilhelmsson]

Added a note to refer to if people ask support questions on the mailing lists.

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Commit messages:
 - No support questions

Changes: https://git.openjdk.org/guide/pull/135/files
  Webrev: https://webrevs.openjdk.org/?repo=guide&pr=135&range=00
  Stats: 5 lines in 2 files changed: 4 ins; 1 del; 0 mod
  Patch: https://git.openjdk.org/guide/pull/135.diff
  Fetch: git fetch https://git.openjdk.org/guide.git pull/135/head:pull/135

PR: https://git.openjdk.org/guide/pull/135