db: squash migrations

supabase/migrations/20240518054308_new_certificates.sql

@@ -1,31 +0,0 @@
-set check_function_bodies = off;
-
-CREATE OR REPLACE FUNCTION public.get_course_progress(course_id_arg uuid, profile_id_arg uuid)
- RETURNS TABLE(lessons_count bigint, lessons_completed bigint, exercises_count bigint, exercises_completed bigint)
- LANGUAGE plpgsql
-AS $function$
-BEGIN
-RETURN QUERY
-select
-  count(lesson.id) as lessons_count,
-  count(lesson_completion.id) as lessons_completed,
-  count(exercise.id) as exercises_count,
-  count(submission.id) as exercises_completed
-from
-  course
-  join "group" on "group".id = course.group_id
-  join groupmember on groupmember.group_id = course.group_id
-  join profile on profile.id = groupmember.profile_id
-  left join lesson on lesson.course_id = course.id
-  left join lesson_completion on lesson_completion.lesson_id = lesson.id
-  and lesson_completion.is_complete = true
-  and lesson_completion.profile_id = profile.id
-  left join exercise on exercise.lesson_id = lesson.id
-  left join submission on submission.exercise_id = exercise.id
-  and submission.submitted_by = groupmember.id
-where
-  course.id = course_id_arg
-  and profile.id = profile_id_arg;
-END;
-$function$
-;