Add the impact severity for the most severe consequence
        
            Args:
                variant_obj (puzzle.models.Variant)
                gemini_variant (GeminiQueryRow)

def _add_impact_severity(self, variant_obj, gemini_variant):
        """Add the impact severity for the most severe consequence
        
            Args:
                variant_obj (puzzle.models.Variant)
                gemini_variant (GeminiQueryRow)
        """
        gemini_impact = gemini_variant['impact_severity']
        if gemini_impact == 'MED':
            gemini_impact = 'MEDIUM'
        variant_obj.impact_severity = gemini_impact