feat(CO-3157): add cancel button to ModalFooter in custom recurrence modal (#695)

* feat: add secondary action to ModalFooter in custom recurrence modal

* feat: update ModalFooter in custom recurrence modal to include secondary action

* chore: update import paths in custom recurrence modal test file

* test: add UI tests for CustomRecurrenceModal title and buttons

* test: add unit test for cancel button functionality in CustomRecurrenceModal

* test: improve the organization of tests in custom-recurrence-modal.test.tsx

* test: enhance frequency selection logic in CustomRecurrenceModal tests

* chore: update ESLint plugins and dependencies in package.json and package-lock.json

* test: fix eslint issues

* fix: remove duplicate imports in custom-recurrence-modal.tsx

* fix: remove unused export in custom-recurrence-modal.tsx

* fix: add secondaryColor prop to RecurrenceModal component

Author: keshavbhatt