erp5_archive: fix tests

I believe the test was wrong from the beginning? It does not seem to match the comments.

bt5/erp5_archive/TestTemplateItem/portal_components/test.erp5.testArchive.py

@@ -277,7 +277,7 @@ class TestArchive(InventoryAPITestCase):
 
     # Create a new movement and check it goes only in new catalog
     self.assertEqual(len(self.folder.searchFolder(portal_type="Dummy Movement")), 0)
-    self.assertEqual(100, getInventory(node_uid=self.node.getUid()))
+    self.assertEqual(0, getInventory(node_uid=self.node.getUid()))
     self.new_mvt = self._makeMovement(quantity=50, stop_date=DateTime("2006/08/06"),
                                       simulation_state='delivered',)
     self.tic()
@@ -288,7 +288,7 @@ class TestArchive(InventoryAPITestCase):
     self.checkRelativeUrlNotInSQLPathList(path_list, connection_id=self.original_connection_id)
     self.checkRelativeUrlInSQLPathList(path_list, connection_id=self.new_connection_id)
     self.checkRelativeUrlNotInSQLPathList(path_list, connection_id=self.archive_connection_id)
-    self.assertEqual(150, getInventory(node_uid=self.node.getUid()))
+    self.assertEqual(50, getInventory(node_uid=self.node.getUid()))
 
     # now play with preference to select to view document from archive
     portal_preferences = self.getPreferenceTool()