RFR: 8311606: Change read_icc_profile() to static function in java.desktop/share/native/libjavajpeg/imageioJPEG.c

[Jiangli Zhou]

Please review this trivial PR that changes read_icc_profile() to static function to avoid static linking failure due to duplicate symbol issue.

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Commit messages:
 - JDK-8311606: Change read_icc_profile() to static function in java.desktop/share/native/libjavajpeg/imageioJPEG.c

Changes: https://git.openjdk.org/jdk/pull/14794/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=14794&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8311606
  Stats: 2 lines in 1 file changed: 0 ins; 0 del; 2 mod
  Patch: https://git.openjdk.org/jdk/pull/14794.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/14794/head:pull/14794

PR: https://git.openjdk.org/jdk/pull/14794