[processing] Fix config exception with INT/FLOAT settings

Fixes #18179

Author: nyalldawson

python/plugins/processing/gui/ConfigDialog.py

@@ -400,6 +400,8 @@ def setEditorData(self, editor, index):
         setting = index.model().data(index, Qt.UserRole)
         if setting.valuetype == Setting.SELECTION:
             editor.setCurrentIndex(editor.findText(value))
+        elif setting.valuetype in (Setting.FLOAT, Setting.INT):
+            editor.setValue(value)
         else:
             editor.setText(value)