refactor(cvs): remove unused variable

Author: akinomyoga

completions/cvs

@@ -55,7 +55,7 @@ _comp_cmd_cvs()
     local cur prev words cword comp_args
     _comp_initialize -n : -- "$@" || return
 
-    local count mode="" i cvsroot="" has_cvsroot="" cvsroots pwd
+    local count mode="" i cvsroot="" has_cvsroot="" pwd
     local -a flags files entries changed newremoved
 
     local noargopts='!(-*|*[d]*)'