feat: adds migration file for unique index

Author: Tushar504

migrations/tenant/0035-note-teams@add-unique-index-on-note-and-user-id.sql

@@ -0,0 +1,2 @@
+CREATE UNIQUE INDEX IF NOT EXISTS note_teams_note_id_user_id_unique_idx
+ON public.note_teams (note_id, user_id);

src/repository/storage/postgres/orm/sequelize/teams.ts

@@ -107,7 +107,7 @@ export default class TeamsSequelizeStorage {
         // Create a unique index on noteId and userId
         {
           unique: true,
-          fields: ['noteId', 'userId'],
+          fields: ['note_id', 'user_id'],
         },
       ],
     });