Helm chart metadata needs to be updated to point to product support page and product documenation links rather than generic developer product pages

Get Support links to https://red.ht/rhdh. RH Developer Hud documentation links to https://developers.redhat.com/products/developer-hub

Link to support portal for case opening, link to docs URL in customer portal for docs.

Follow install steops, see detail of the Red Hat Developer Hub helm chart in Developer WebUI