RFR: Changes around JBS resolution Delivered

[Jesper Wilhelmsson]

Clarify usage of JBS resolution "Delivered".

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Commit messages:
 - Changes around JBS resolution Delivered

Changes: https://git.openjdk.org/guide/pull/122/files
  Webrev: https://webrevs.openjdk.org/?repo=guide&pr=122&range=00
  Stats: 2 lines in 1 file changed: 0 ins; 0 del; 2 mod
  Patch: https://git.openjdk.org/guide/pull/122.diff
  Fetch: git fetch https://git.openjdk.org/guide.git pull/122/head:pull/122

PR: https://git.openjdk.org/guide/pull/122