[jdk21u-dev] RFR: 8319668: Fixup of jar filename typo in BadFactoryTest.sh

[Goetz Lindenmaier]

I backport this for parity with 21.0.3-oracle.

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Commit messages:
 - Backport 63ad868e182279eeef8b5d27a25453873039d22f

Changes: https://git.openjdk.org/jdk21u-dev/pull/35/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=35&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8319668
  Stats: 2 lines in 1 file changed: 0 ins; 0 del; 2 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/35.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/35/head:pull/35

PR: https://git.openjdk.org/jdk21u-dev/pull/35