modify arguments of Dispatcher.announce_update

- 'pname' argument is not needed
- change 'modulename' argument to 'moduleobj'
  (needed for further change)

Change-Id: Ib21f8ad06d9b2be4005ff3513088a85e29785c94
Reviewed-on: https://forge.frm2.tum.de/review/c/secop/frappy/+/32744
Tested-by: Jenkins Automated Tests <pedersen+jenkins@frm2.tum.de>
Reviewed-by: Enrico Faulhaber <enrico.faulhaber@frm2.tum.de>
Reviewed-by: Markus Zolliker <markus.zolliker@psi.ch>

test/test_statemachine.py

@@ -195,12 +195,12 @@ class DispatcherStub:
         generalConfig.testinit(omit_unchanged_within=0)
         self.updates = updates
 
-    def announce_update(self, modulename, pname, pobj):
-        assert modulename == 'obj'
+    def announce_update(self, moduleobj, pobj):
+        assert moduleobj.name == 'obj'
         if pobj.readerror:
-            self.updates.append((pname, pobj.readerror))
+            self.updates.append((pobj.name, pobj.readerror))
         else:
-            self.updates.append((pname, pobj.value))
+            self.updates.append((pobj.name, pobj.value))
 
 
 class ServerStub: