[jdk17u-dev] RFR: 8354327: Rewrite runtime/LoadClass/LoadClassNegative.java

[Goetz Lindenmaier]

I backport this for parity with 17.0.17-oracle.

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Commit messages:
 - Backport a2f9c248447d2840d191366cead1ba474ed9a15a

Changes: https://git.openjdk.org/jdk17u-dev/pull/3741/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=3741&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8354327
  Stats: 10 lines in 2 files changed: 7 ins; 0 del; 3 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/3741.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/3741/head:pull/3741

PR: https://git.openjdk.org/jdk17u-dev/pull/3741