Update linked-audiences.md

Author: wilwong-twilio

src/engage/audiences/linked-audiences.md

@@ -241,9 +241,9 @@ You can also click **Run Now** on the Audience Overview page at any time (even i
 
 There may be up to a 5 minute delay from the configured start time for audiences that are configured with the **Interval** and **Day and time** run schedules. For example, if you configured an audience with the **Day and time** compute schedule to run on Mondays at 8am, it can compute as late as Monday at 8:05am. This is to help us better manage our system load.
 
-When configuring an interval run schedule, the system uses a cron-based mechanism anchored to GMT, meaning the next run time aligns with the nearest GMT-based interval cycle, which may shift the schedule relative to your local time zone.
-
-When you set a 24-hour interval run schedule at, for example, 4 PM PST, the cron-based system using GMT schedules the next run for 5 PM PST the same day, as it aligns with 12 AM GMT; however, if set after 5 PM PST, like 6 PM PST, the next run will be at 5 PM PST the following day.
+> info ""
+> When configuring an interval run schedule, the system uses a cron-based mechanism anchored to UTC, meaning the next run time aligns with the nearest UTC-based interval cycle, which may shift the schedule relative to your local time zone.
+> When you set a 24-hour interval run schedule at, for example, 4 PM PST, the cron-based system using UTC schedules the next run for 5 PM PST the same day, as it aligns with 12 AM UTC; however, if set after 5 PM PST, like 6 PM PST, the next run will be at 5 PM PST the following day.
 
 ## Step 5: Monitor your activation