[jdk11u-dev] RFR: 8313691: use close after failing os::fdopen in vmError and ciEnv

[Matthias Baesken]

8313691: use close after failing os::fdopen in vmError and ciEnv

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Commit messages:
 - Backport 96304f37f8344b0c0e271ff9cda84961519d5109

Changes: https://git.openjdk.org/jdk11u-dev/pull/2228/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=2228&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8313691
  Stats: 3 lines in 2 files changed: 3 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk11u-dev/pull/2228.diff
  Fetch: git fetch https://git.openjdk.org/jdk11u-dev.git pull/2228/head:pull/2228

PR: https://git.openjdk.org/jdk11u-dev/pull/2228