[jdk17u-dev] RFR: 8347740: java/io/File/createTempFile/SpecialTempFile.java failing

[Goetz Lindenmaier]

I would like to fix this issue in 17. 

I had to resolve because the os name must be fetched by System.getProperty("os.name") in 17.

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Commit messages:
 - Backport f2a9d26b2e409a7216d967ebb6b92726e8ed65c3

Changes: https://git.openjdk.org/jdk17u-dev/pull/3275/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=3275&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8347740
  Stats: 28 lines in 1 file changed: 16 ins; 3 del; 9 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/3275.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/3275/head:pull/3275

PR: https://git.openjdk.org/jdk17u-dev/pull/3275