RFR: 8349535: Refactor ./pkcs11/Provider/MultipleLogins.sh to java test [v3]

[Mikhail Yankelevich]

> Moved the sh file logic to jtreg java test.

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

  changed to use a scratch directory

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Changes:
  - all: https://git.openjdk.org/jdk/pull/23590/files
  - new: https://git.openjdk.org/jdk/pull/23590/files/a4bdd94f..0969eaea

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=23590&range=02
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=23590&range=01-02

  Stats: 17 lines in 1 file changed: 9 ins; 0 del; 8 mod
  Patch: https://git.openjdk.org/jdk/pull/23590.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/23590/head:pull/23590

PR: https://git.openjdk.org/jdk/pull/23590