RFR: 8282619: G1: Fix indentation in G1CollectedHeap::mark_evac_failure_object

[Thomas Schatzl]

Hi all,

  please review this trivial fix to indentation in `G1CollectedHeap::mark_evac_failure_object`.

Thanks,
  Thomas

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Commit messages:
 - Initial version

Changes: https://git.openjdk.java.net/jdk/pull/7678/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=7678&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8282619
  Stats: 4 lines in 1 file changed: 0 ins; 0 del; 4 mod
  Patch: https://git.openjdk.java.net/jdk/pull/7678.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/7678/head:pull/7678

PR: https://git.openjdk.java.net/jdk/pull/7678