RFR: 8355353: File Leak in os::read_image_release_file of os.cpp:1552

[Coleen Phillimore]

Simple change to close an opened file. 
Tested with tier1-4.

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Commit messages:
 - 8355353: File Leak in os::read_image_release_file of os.cpp:1552

Changes: https://git.openjdk.org/jdk/pull/25012/files
  Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=25012&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8355353
  Stats: 1 line in 1 file changed: 1 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/25012.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/25012/head:pull/25012

PR: https://git.openjdk.org/jdk/pull/25012