backends/brass/brass_freelist.cc: Wrap comment line.

git-svn-id: file:///home/xapian-svn/xapian/trunk@18350 6b2f1b92-a4f3-0310-943f-de3cbe41748b
backends/brass/brass_freelist.cc: Fix end-of-block condition when
walking the freelist during database consistency checking.

git-svn-id: file:///home/xapian-svn/xapian/trunk@18351 6b2f1b92-a4f3-0310-943f-de3cbe41748b