Add new guest notifier email template

gregui/models.py

@@ -38,6 +38,7 @@ class EmailTemplate(BaseModel):
     GUEST_REDO_REGISTRATION is for informing a guest that the identification data is incorrect and need to be resubmitted
     SPONSOR_CONFIRMATION is for informing the sponsor they must verify the guest's information
     ROLE_END_REMINDER is used when reminding the sponsor if their ending roles in the near future
+    ROLE_END_REMINDER_GUEST is used for reminding guests that their role is ending in the near future
     INVALID_EMAIL is used to notify sponsors when email sending fails
     due to a problem with the address of an invited guest
     """
@@ -49,6 +50,7 @@ class EmailTemplate(BaseModel):
         GUEST_REDO_REGISTRATION = "guest_redo_registration"
         SPONSOR_CONFIRMATION = "sponsor_confirmation"
         ROLE_END_REMINDER = "role_end_reminder"
+        ROLE_END_REMINDER_GUEST = "role_end_reminder_guest"
         INVALID_EMAIL = "invalid_email"
 
     template_key = models.CharField(

gregui/templates/role_end_reminder_guest.txt

+Dette er en automatisk generert melding fra gjesteregistreringstjenesten.
+Din gjesterolle {{name_nb}} hos UiO nærmer seg sin sluttdato: {{end_date}}
+På denne datoen vil du miste dine tilganger til UiO, med mindre du er registrert på andre måter, for eksempel som ansatt, student eller annen gjesterolle.
+Ta kontakt med din enhet dersom dette er feil, eller kontakt oss - https://www.uio.no/tjenester/it/kontakt/
+
+This message has been automatically generated by the guest registration system.
+Your guest role {{name_en}} at UiO is nearing its expiration date: {{end_date}}
+You will lose your access to UiO, unless you're registered by other means, e.g. as an employee, a student or with a different guest role. 
+If this is incorrect, please contact your unit, or us - https://www.uio.no/english/services/it/contact/