[jdk17u-dev] RFR: 8278185: Custom JRE cannot find non-ASCII named module inside

[Toshio Nakamura]

I'd like to backport this to jdk17 since it fixes jlink issue with non-ASCII named module. Fix is low risk and applies cleanly. tier1 and tier2 tests have no regression with the patch.

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Commit messages:
 - Backport fcd67a5242b7db06e4cb06b574972a463b209b2e

Changes: https://git.openjdk.java.net/jdk17u-dev/pull/177/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk17u-dev&pr=177&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8278185
  Stats: 99 lines in 2 files changed: 98 ins; 0 del; 1 mod
  Patch: https://git.openjdk.java.net/jdk17u-dev/pull/177.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk17u-dev pull/177/head:pull/177

PR: https://git.openjdk.java.net/jdk17u-dev/pull/177