base: don't acquire local role on File

File is a top-level module document, like PDF, Text Document etc, so it
should have its own security definition and should not acquire local roles.

For cases where files are embedded as sub documents, we are using Embedded
File, which acquire local roles.

bt5/erp5_base/PortalTypeTemplateItem/portal_types/File.xml

@@ -27,7 +27,7 @@
         </item>
         <item>
             <key> <string>acquire_local_roles</string> </key>
-            <value> <int>1</int> </value>
+            <value> <int>0</int> </value>
         </item>
         <item>
             <key> <string>content_icon</string> </key>

bt5/erp5_dms/TestTemplateItem/portal_components/test.erp5.testDms.py

@@ -1722,9 +1722,9 @@ class TestDocument(TestDocumentMixin):
 
     # create Person objects and add pseudo local security
     person1 =  self.createUser(reference='contributor1')
-    document_module.manage_setLocalRoles(person1.Person_getUserId(), ['Assignor',])
+    document_module.manage_setLocalRoles(person1.Person_getUserId(), ['Author',])
     person2 =  self.createUser(reference='contributor2')
-    document_module.manage_setLocalRoles(person2.Person_getUserId(), ['Assignor',])
+    document_module.manage_setLocalRoles(person2.Person_getUserId(), ['Author',])
     self.tic()
 
     # login as first one
@@ -1738,6 +1738,7 @@ class TestDocument(TestDocumentMixin):
 
     # login as second one
     super(TestDocument, self).loginByUserName('contributor2')
+    doc.manage_setLocalRoles(person2.Person_getUserId(), ['Assignor',])
     doc.edit(title='Test2')
     self.tic()
     self.login()