[eclipse/hono#2159] Add support to deploy JDBC based device registry

[kaniyan]

With the merge of the PR eclipse-hono/hono#2159, Hono offers a JDBC based device registry implementation. Hono helm chart should also extend it's support to deploy this JDBC based device registry.

[lhotari]

@kaniyan I pushed #164 that adds JDBC based device registry support to the Hono helm chart.