[lworld] RFR: 8277062: [lworld] C2 compilation fails with "not drained yet" assert

[Tobias Hartmann]

Trivial follow-up fix after [JDK-8273715](https://bugs.openjdk.java.net/browse/JDK-8273715). We need to clear the late inlines worklist to make the assert happy.

Thanks,
Tobias

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Commit messages:
 - 8277062: [lworld] C2 compilation fails with "not drained yet" assert

Changes: https://git.openjdk.java.net/valhalla/pull/583/files
 Webrev: https://webrevs.openjdk.java.net/?repo=valhalla&pr=583&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8277062
  Stats: 1 line in 1 file changed: 1 ins; 0 del; 0 mod
  Patch: https://git.openjdk.java.net/valhalla/pull/583.diff
  Fetch: git fetch https://git.openjdk.java.net/valhalla pull/583/head:pull/583

PR: https://git.openjdk.java.net/valhalla/pull/583