Add sample phone number.

config/sync/field.field.node.health_care_local_facility.field_mental_health_contact_phon.yml

@@ -16,7 +16,7 @@ field_name: field_mental_health_contact_phon
 entity_type: node
 bundle: health_care_local_facility
 label: 'Mental health contact phone number'
-description: 'Enter the number Veterans should call to access mental health services at your facility. If your facility doesn''t offer these services, enter the most appropriate system number. This number will be displayed everywhere your facility appears across VA.gov. <a href="/help/va-medical-centers-vamcs/about-locations-content-for-vamcs/how-to-edit-a-vamc-facility"  target="_blank">View guidelines for editing VAMC facilities (opens in a new tab)</a>'
+description: 'Enter the number Veterans should call to access mental health services at your facility, for example 202-555-1234, ext. 23. If your facility doesn''t offer these services, enter the most appropriate system number. This number will be displayed everywhere your facility appears across VA.gov. <a href="/help/va-medical-centers-vamcs/about-locations-content-for-vamcs/how-to-edit-a-vamc-facility"  target="_blank">View guidelines for editing VAMC facilities (opens in a new tab)</a>'
 required: false
 translatable: false
 default_value: {  }