Add patient alcohol usage

[BobanL]

What needs to be done

• Add alcohol usage to the eCR Viewer

Why it needs to be done

• Should match eICR html

Acceptance Criteria

• [ ] Alcohol usage is FHIR converted
• [ ] Alcohol usage appears in the eCR Viewer

Technical Notes

• Alcohol usage should be an observation
• Example of alcohol usage in TN1, KY1