message: Add education page message to billing (closes
diff: @@ -16,5 +16,7 @@ p.Type: span.Color--state-premium
  | TEAMS AND STUDENTS
  p.Type.Type--lh-tall: span.Color--state-premium
  - | For team and student plans, please contact
  + | See our #[a(href="/education") education page] for students and teachers discounts.
  + br
  + | For business and other organizations plans please contact
  a(href="mailto:help@are.na") help@are.na
  