remove View permission for Anonymous in discussion_thread_module.

because the list of threads for Anonymous should be provided through predicate in Web Section, not from the module itself.

bt5/erp5_discussion/ModuleTemplateItem/discussion_thread_module.xml

@@ -77,7 +77,6 @@
   </permission>
   <permission type='tuple'>
    <name>View</name>
-   <role>Anonymous</role>
    <role>Assignee</role>
    <role>Assignor</role>
    <role>Auditor</role>

bt5/erp5_discussion/bt/revision

-148
\ No newline at end of file
+149
\ No newline at end of file