Draft: Alarm_handleExpiredOAuth2SessionSet: Add support for fully deleting old sessions
By default, none is deleted. Customise by overriding the scripe added in this change: ERP5Site_getPreferredInvalidatedOAuth2SessionDeletionDelay
By default, none is deleted. Customise by overriding the scripe added in this change: ERP5Site_getPreferredInvalidatedOAuth2SessionDeletionDelay