feat(Helm Chart): Support resource limits and requests for each component

[rathberm]

SUMMARY

We implemented the possibility to set individual resource limitations for every Superset component including supersetNode, supersetWorker and supersetCeleryBeat. For this reason, we added the values supersetNode.resources, supersetWorker.resources and supersetCeleryBeat.resources to the values file, the Helm Schema and the Helm Templates. These pod specific values overwrite the global resource limits and requests set via the values resources. This feature introduction will not break current deployments using the value resources and only implement additional functionality.
This change allows for a more customizable experience and a more optimized user experience when deploying Superset using the Helm Chart.

BEFORE/AFTER SCREENSHOTS OR ANIMATED GIF

TESTING INSTRUCTIONS

Using the command Helm template it is possible to verify if the resources limit and requests are set correctly.

ADDITIONAL INFORMATION

• Has associated issue: [Helm chart] Support different replicaCount, nodeselector, tolerations, affinity and resources for each component #19250
• Required feature flags:
• Changes UI
• Includes DB Migration (follow approval process in SIP-59)
  • Migration is atomic, supports rollback & is backwards-compatible
  • Confirm DB migration upgrade and downgrade tested
  • Runtime estimates and downtime expectations provided
• Introduces new feature or API
• Removes existing feature or API

[craig-rueda]

Pls bump the chart version

[rathberm]

@craig-rueda I bumped the chart version