Expunge deleted emails between client and server

.mbsyncrc

@@ -17,6 +17,7 @@ Slave :free-local:
 Patterns * !Chats !Contacts !"Emailed Contacts"
 Create Slave
 Remove Slave
+Expunge Both
 SyncState *
 
 # APHP
@@ -39,4 +40,5 @@ Slave :aphp-local:
 Patterns *
 Create Slave
 Remove Slave
+Expunge Both
 SyncState *