chart ref update rollout charts name

Author: vikramdevtron

scripts/sql/33003500_update_chart_ref.down.sql

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+update chart_ref set name=NULL where name like 'Rollout Deployment' and location like 'reference%';

scripts/sql/33003500_update_chart_ref.up.sql

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+-- below update script will add name for all rollout charts.
+update chart_ref set name='Rollout Deployment' where name is null and location like 'reference%';