[jdk21u-dev] RFR: 8345134: Test sun/security/tools/jarsigner/ConciseJarsigner.java failed: unable to find valid certification path to requested target

[Goetz Lindenmaier]

I backport this for parity with 21.0.8-oracle

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Commit messages:
 - Backport a0f7982e44deec2cd59379c62b215c3f526fc2c4

Changes: https://git.openjdk.org/jdk21u-dev/pull/1534/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=1534&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8345134
  Stats: 10 lines in 1 file changed: 7 ins; 0 del; 3 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/1534.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/1534/head:pull/1534

PR: https://git.openjdk.org/jdk21u-dev/pull/1534