* feat: added notification preferences settings at account level
* fix: fixed test cases
* feat: added api for account notification type
* fix: fixed test cases and label
* test: added update account preference test case
* fix: fixed issue to update email cadence for account notification type
* refactor: updated time
* fix: fixed mixed cadence issue
* fix: fixed border issue when no preferences
* refactor: refactor code
---------
Co-authored-by: sundasnoreen12 <sundasnoreen12@gmail.com>