Update utilities.rst

Fix typo FieldsTracker --> FieldTracker
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mfgcb 2022-10-04 12:01:03 +02:00 committed by GitHub
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@ -371,7 +371,7 @@ like in example above, but does not help when model ``save`` method is overridde
class MyModel(models.Model)
name = models.CharField(max_length=64)
tracker = FieldsTracker()
tracker = FieldTracker()
def save(self): # erroneous implementation
self.name = self.name.replace(' ', '_')