Properly reset an sqlite statement to avoid an abort() in a testcase that
I'm working on. This error can happen when a move node is already involved
in a different tree conflict.

* subversion/libsvn_wc/wc_db_update_move.c
  (resolve_delete_raise_moved_away): Reset sql statement when adding a
    conflict fails.


git-svn-id: https://svn.apache.org/repos/asf/subversion/trunk@1538623 13f79535-47bb-0310-9956-ffa450edef68