RFR: 8305607: Remove some unused test parameters in com/sun/jdi tests

[Leonid Mesnik]

Some tests set debugee name which is set by startUp() method.

The test/jdk/com/sun/jdi/RedefineNestmateAttr/TestNestmateAttr.java set classpath which is not required.

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Commit messages:
 - fixed tests

Changes: https://git.openjdk.org/jdk/pull/13337/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=13337&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8305607
  Stats: 12 lines in 5 files changed: 0 ins; 2 del; 10 mod
  Patch: https://git.openjdk.org/jdk/pull/13337.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/13337/head:pull/13337

PR: https://git.openjdk.org/jdk/pull/13337