[jdk21u-dev] RFR: 8337506: Disable "best-fit" mapping on Windows command line

[Ekaterina Vergizova]

I'd like to backport this for parity with 21.0.8-oracle.

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Commit messages:
 - Backport ff634a967027cfa56b666d31c45db9a4acc09ea4

Changes: https://git.openjdk.org/jdk21u-dev/pull/1438/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=1438&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8337506
  Stats: 103 lines in 2 files changed: 101 ins; 0 del; 2 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/1438.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/1438/head:pull/1438

PR: https://git.openjdk.org/jdk21u-dev/pull/1438