almuni connected to schools

...controllers/admin/university/alumni/cohorts_controller.rb

app/models/education/cohort.rb

app/models/university/person/with_education.rb

app/views/admin/education/cohorts/_list.html.erb

app/views/admin/education/cohorts/show.html.erb

app/views/admin/education/programs/show/_cohorts.html.erb

...s/admin/university/alumni/cohorts/_cohort_fields.html.erb

app/views/admin/university/alumni/show.html.erb

config/locales/education/en.yml

config/locales/education/fr.yml

config/locales/university/en.yml

config/locales/university/fr.yml

db/migrate/20221003144016_add_school_to_cohorts.rb

db/schema.rb

test/fixtures/education/cohorts.yml

test/models/education/cohort_test.rb