Fix crash caused by merge error on review 4138

When merging from 12 to 13 there were conflicts,
I mistakenly had the loop run ast_closestream(others[0])
when it should be ast_closestream(others[x]).


git-svn-id: http://svn.asterisk.org/svn/asterisk/branches/13@427181 f38db490-d61c-443f-a65b-d21fe96a405b