[jdk21] RFR: 8309032: jpackage does not work for module projects unless --module-path is specified

[airsquared]

8309032: jpackage does not work for module projects unless --module-path is specified

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Commit messages:
 - Backport dfe764e3f85784752d69fd51306644732e808d38

Changes: https://git.openjdk.org/jdk21/pull/140/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk21&pr=140&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8309032
  Stats: 16 lines in 1 file changed: 0 ins; 8 del; 8 mod
  Patch: https://git.openjdk.org/jdk21/pull/140.diff
  Fetch: git fetch https://git.openjdk.org/jdk21.git pull/140/head:pull/140

PR: https://git.openjdk.org/jdk21/pull/140