Fix (stupid) typo

bliss/scanning/acquisition/counter.py

@@ -67,7 +67,7 @@ class BaseCounterAcquisitionDevice(AcquisitionDevice):
 
         self.__grouped_read_counters_list.append(counter)
         self.channels.append(AcquisitionChannel(
-            counter.name, counter.dtype, counter.shape)
+            counter.name, counter.dtype, counter.shape))
 
     def _emit_new_data(self, data):
         self.channels.update_from_iterable(data)