[processing] Fix destination files are silently ignored when relaunching

algorithms from the history panel

Author: nyalldawson

python/plugins/processing/gui/DestinationSelectionPanel.py

@@ -271,6 +271,7 @@ def setValue(self, value):
             self.saveToTemporary()
         else:
             self.leText.setText(value)
+            self.use_temporary = False
 
     def getValue(self):
         key = None