[jdk21u-dev] RFR: 8227529: With malformed --app-image the error messages are awful

[Goetz Lindenmaier]

I backport this for parity with 21.0.7-oracle.

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Commit messages:
 - Backport 56d4c33f4096d98d08eba870070b5f21125f80be

Changes: https://git.openjdk.org/jdk21u-dev/pull/1320/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=1320&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8227529
  Stats: 71 lines in 3 files changed: 64 ins; 0 del; 7 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/1320.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/1320/head:pull/1320

PR: https://git.openjdk.org/jdk21u-dev/pull/1320