Fixed a failure in test_bigmem.

Merged revision 79059 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk

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  r79059 | florent.xicluna | 2010-03-18 22:50:06 +0100 (jeu, 18 mar 2010) | 2 lines

  Issue #8024: Update the Unicode database to 5.2
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