Merge pull request #4701 from fistons/fix-migration-script

Migration Script: consider e2e_room_keys.is_verified column as boolean

changelog.d/4680.bugfix

+Fix an issue in the database migration script where the 
+`e2e_room_keys.is_verified` column wasn't considered as 
+a boolean

scripts/synapse_port_db

@@ -53,6 +53,7 @@ BOOLEAN_COLUMNS = {
     "group_summary_users": ["is_public"],
     "group_roles": ["is_public"],
     "local_group_membership": ["is_publicised", "is_admin"],
+    "e2e_room_keys": ["is_verified"],
 }