Follow-up to r1606770.
Follow-up to r1606770.

* subversion/tests/cmdline/svnadmin_tests.py
  (FSFS_Index.modify_item): LEN shall also be in HEX.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@1606801 13f79535-47bb-0310-9956-ffa450edef68

YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion