[BUGFIX] remove trAlgorithm fromUnion.py followup b81604c

Author: rldhont

python/plugins/processing/algs/qgis/Union.py

@@ -197,8 +197,8 @@ def processAlgorithm(self, progress):
                                    self.tr('Feature exception while computing intersection'))
 
     def defineCharacteristics(self):
-        self.name, self.i18n_name = self.trAlgorithm('Union')
-        self.group, self.i18n_group = self.trAlgorithm('Vector overlay tools')
+        self.name = 'Union'
+        self.group = 'Vector overlay tools'
         self.addParameter(ParameterVector(Union.INPUT,
                                           self.tr('Input layer'), [ParameterVector.VECTOR_TYPE_ANY]))
         self.addParameter(ParameterVector(Union.INPUT2,