RFR: 8308591: JLine as the default Console provider [v3]

[Naoto Sato]

> This is to bring the JLine-based Console implementation as the default, which was the initial intention in [JDK-8295803](https://bugs.openjdk.org/browse/JDK-8295803). A corresponding CSR has also been drafted.

Naoto Sato has updated the pull request incrementally with one additional commit since the last revision:

  minor doc fix

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

Changes:
  - all: https://git.openjdk.org/jdk/pull/14271/files
  - new: https://git.openjdk.org/jdk/pull/14271/files/f6f22d60..b2a664ff

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=14271&range=02
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=14271&range=01-02

  Stats: 2 lines in 1 file changed: 1 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/14271.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/14271/head:pull/14271

PR: https://git.openjdk.org/jdk/pull/14271