(helm) Ray env parity, remove resource limits from ingest pod

[charlesbluca]

Description

• Adds missing Ray config to ingest helm pod environment
• Drops default resource limits from ingest pod, on the assumption that these are causing resource throttling not present in the Compose deployment

Checklist

• I am familiar with the Contributing Guidelines.
• New or existing tests cover these changes.
• The documentation is up to date with these changes.
• If adjusting docker-compose.yaml environment variables have you ensured those are mimicked in the Helm values.yaml file.