[lworld] Integrated: 8368812: [lworld] remove test ExtendedStandardFlagsOverlayFlagsConflict.java from problem list

[Vicente Romero]

simple PR removing one test from the problem list

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Commit messages:
 - 8368812: [lworld] remove test ExtendedStandardFlagsOverlayFlagsConflict.java from problem list

Changes: https://git.openjdk.org/valhalla/pull/1641/files
  Webrev: https://webrevs.openjdk.org/?repo=valhalla&pr=1641&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8368812
  Stats: 1 line in 1 file changed: 0 ins; 1 del; 0 mod
  Patch: https://git.openjdk.org/valhalla/pull/1641.diff
  Fetch: git fetch https://git.openjdk.org/valhalla.git pull/1641/head:pull/1641

PR: https://git.openjdk.org/valhalla/pull/1641