Fix to make y-axis of Tries chart visible (#10071)

Co-authored-by: Venkatesh Selvaraj <venkateshselvaraj@pinterest.com>

airflow/www/views.py

@@ -2002,6 +2002,8 @@ class Airflow(AirflowBaseView):  # noqa: D101  pylint: disable=too-many-public-m
         tis = dag.get_task_instances(start_date=min_date, end_date=base_date)
         tries = sorted(list({ti.try_number for ti in tis}))
         max_date = max([ti.execution_date for ti in tis]) if tries else None
+        chart.create_y_axis('yAxis', format='.02f', custom_format=False, label='Tries')
+        chart.axislist['yAxis']['axisLabelDistance'] = '-15'
 
         session.commit()