When doing repos verification, be sure we actually close the verification editor.
When doing repos verification, be sure we actually close the verification editor.

Current number of Ev2 test failures: 6

* subversion/libsvn_repos/dump.c
  (svn_repos_verify_fs2): Close the verifying dump editor when done with it.

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion