RFR: 8305083: Remove finalize() from test/hotspot/jtreg/vmTestbase/nsk/share/ and /jpda that are used in serviceability/dcmd/framework tests

[Afshin Zafari]

This PR is continuation of https://github.com/openjdk/jdk/pull/13420 which was far behind the master.

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Commit messages:
 - 8305083: Remove finalize() from test/hotspot/jtreg/vmTestbase/nsk/share/ and /jpda that are used in serviceability/dcmd/framework tests

Changes: https://git.openjdk.org/jdk/pull/13884/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=13884&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8305083
  Stats: 136 lines in 11 files changed: 49 ins; 46 del; 41 mod
  Patch: https://git.openjdk.org/jdk/pull/13884.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/13884/head:pull/13884

PR: https://git.openjdk.org/jdk/pull/13884