RFR: 8304834: Fix wrapper insertion in TestScaffold.parseArgs(String args[]) [v3]

[Leonid Mesnik]

> The TestScaffold incorrectly parse options, it should insert wrapper class between VM options and applications classame.

Leonid Mesnik has updated the pull request incrementally with one additional commit since the last revision:

  updated parsing.

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Changes:
  - all: https://git.openjdk.org/jdk/pull/13170/files
  - new: https://git.openjdk.org/jdk/pull/13170/files/1b74ae22..bc8dd5ea

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=13170&range=02
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=13170&range=01-02

  Stats: 13 lines in 2 files changed: 3 ins; 4 del; 6 mod
  Patch: https://git.openjdk.org/jdk/pull/13170.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/13170/head:pull/13170

PR: https://git.openjdk.org/jdk/pull/13170