Remove unused variable left behind in r11592.
Remove unused variable left behind in r11592.

* libsvn_wc/props.c (svn_wc_prop_list): Remove unused variable.

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion