RFR: 8344316: security/auth/callback/TextCallbackHandler/Password.java make runnable with JTReg and add the UI [v9]

[Mikhail Yankelevich]

> * Changed security/auth/callback/TextCallbackHandler/Password.java to run with JTReg, now the dialog box with instructions will appear as a ui

Mikhail Yankelevich has updated the pull request incrementally with one additional commit since the last revision:

  visible and invisible order change, support for Cygwin and minor instructions change

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Changes:
  - all: https://git.openjdk.org/jdk/pull/22951/files
  - new: https://git.openjdk.org/jdk/pull/22951/files/1944e439..cbbe4284

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=22951&range=08
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=22951&range=07-08

  Stats: 12 lines in 1 file changed: 2 ins; 3 del; 7 mod
  Patch: https://git.openjdk.org/jdk/pull/22951.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/22951/head:pull/22951

PR: https://git.openjdk.org/jdk/pull/22951