[jdk11u] RFR: 8273235: tools/launcher/HelpFlagsTest.java Fails on Windows 32bit

[Adam Farley]

8273235: tools/launcher/HelpFlagsTest.java Fails on Windows 32bit

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Commit messages:
 - Backport fc0fe256793b33430c1247e0c091150a091da3c4

Changes: https://git.openjdk.java.net/jdk11u/pull/17/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk11u&pr=17&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8273235
  Stats: 2 lines in 1 file changed: 2 ins; 0 del; 0 mod
  Patch: https://git.openjdk.java.net/jdk11u/pull/17.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk11u pull/17/head:pull/17

PR: https://git.openjdk.java.net/jdk11u/pull/17