add get_tenant name method to submission service

met-api/src/met_api/services/submission_service.py

@@ -28,6 +28,7 @@
 from met_api.utils import notification
 from met_api.utils.roles import Role
 from met_api.utils.template import Template
+from met_api.models import Tenant as TenantModel
 
 
 class SubmissionService:
@@ -194,6 +195,11 @@ def add_or_update_staff_note(cls, survey_id, submission_id, staff_notes):
                     survey_id, submission_id, staff_note)
                 doc.flush()
 
+    @staticmethod
+    def _get_tenant_name(tenant_id):
+        tenant = TenantModel.find_by_id(tenant_id)
+        return tenant.name
+
     @staticmethod
     def _create_staff_notes(survey_id, submission_id, staff_note):
         doc: StaffNote = StaffNote()
@@ -315,7 +321,7 @@ def _render_email_template(submission: Submission, review_note, token):
         survey: SurveyModel = SurveyModel.find_by_id(submission.survey_id)
         engagement_name = engagement.name
         survey_name = survey.name
-        tenant_name = EmailVerificationService._get_tenant_name(
+        tenant_name = SubmissionService._get_tenant_name(
             engagement.tenant_id)
         submission_path = current_app.config.get('SUBMISSION_PATH'). \
             format(engagement_id=submission.engagement_id,