[lworld] RFR: 8336747: [lworld] Test TestPrimitiveAndArrayModifiers.java fails because of the ACC_IDENTITY flag

[Roger Riggs]

Include IDENTITY when checking the modifiers on arrays when --enable-preview

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Commit messages:
 - 8336747: [lworld] Test TestPrimitiveAndArrayModifiers.java fails because of the ACC_IDENTITY flag

Changes: https://git.openjdk.org/valhalla/pull/1183/files
  Webrev: https://webrevs.openjdk.org/?repo=valhalla&pr=1183&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8336747
  Stats: 10 lines in 1 file changed: 9 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/valhalla/pull/1183.diff
  Fetch: git fetch https://git.openjdk.org/valhalla.git pull/1183/head:pull/1183

PR: https://git.openjdk.org/valhalla/pull/1183