Fixed pharmacy dropdown still showing after disabling pharmacy for workflow.

Updated help text for first available walk in workflow type in Workflow Settings.

Fixed appointment cancellation from patient portal.

Updated SMS fallback to get all patient's phone numbers when sending SMS.

Internal Updates:

1. Updated permissions for superuser to allow access to all pages in Cortico.

2. Added "Is OOP Patient" metadata to workflow events for new patient sign up and step 2 for appointment booking.

3. Separated usage stats by clinic.