2024-08-16-git-mv: Update timeline with UTC time.

Signed-off-by: Caio Pereira <[email protected]>

maintenance/2024-08-16-git-mv.md

@@ -5,10 +5,10 @@ source.foundries.io to a different data center. This will produce a few
 minutes downtime while the changes propagate.
 
 ## Approximate timeline of events
-* 13:00 - prep work - do complete sync of data to new server
-* **13:30** - current server will be changed to read-only mode (`git push` will be blocked)
-* 13:31 - delta-sync data from current server to new server again (will be much faster)
-* **13:35** - new service will be marked active and will accept read-write traffic
+* 18:00 UTC - prep work - do complete sync of data to new server
+* **18:30 UTC** - current server will be changed to read-only mode (`git push` will be blocked)
+* 18:31 UTC - delta-sync data from current server to new server again (will be much faster)
+* **18:35 UTC** - new service will be marked active and will accept read-write traffic
 
 There is no actual downtime planned. However, the service will run
 in a read-only mode a few minutes.