* tools/buildbot/slaves/bb-openbsd/svncheck.sh: Revert changes from r1480393,
   the problem has been fixed in the buildbot master config (see infra
   repository r861433).


git-svn-id: https://svn.apache.org/repos/asf/subversion/trunk@1480972 13f79535-47bb-0310-9956-ffa450edef68