[jdk17u-dev] RFR: 8293000: Review running times of jshell regression tests

[Adam Sotona]

8293000: Review running times of jshell regression tests

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Commit messages:
 - Backport b4e1e416dacb6099a780f2250cef737834c19d56

Changes: https://git.openjdk.org/jdk17u-dev/pull/1119/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=1119&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8293000
  Stats: 42 lines in 5 files changed: 23 ins; 10 del; 9 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/1119.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev pull/1119/head:pull/1119

PR: https://git.openjdk.org/jdk17u-dev/pull/1119