[jdk11u-dev] RFR: 8286398: Address possibly lossy conversions in jdk.internal.le

[Goetz Lindenmaier]

I backport this as prerequisite of 8297587: Upgrade JLine to 3.22.0

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Commit messages:
 - Backport e534c133af9bcefb073a336f1fdc0dc226a9dd82

Changes: https://git.openjdk.org/jdk11u-dev/pull/1857/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=1857&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8286398
  Stats: 6 lines in 1 file changed: 0 ins; 0 del; 6 mod
  Patch: https://git.openjdk.org/jdk11u-dev/pull/1857.diff
  Fetch: git fetch https://git.openjdk.org/jdk11u-dev.git pull/1857/head:pull/1857

PR: https://git.openjdk.org/jdk11u-dev/pull/1857