fix(mirror): include fields in mirror projections (#9884)

# Which Problems Are Solved

- fields projections were not projected during mirror

# How the Problems Are Solved

- an extra step during projections was added to mirror the fields 

# Additional Changes

none

# Additional Context

none

cmd/mirror/projections.go

@@ -283,6 +283,13 @@ func execProjections(ctx context.Context, es *eventstore.Eventstore, instances <
 			continue
 		}
 
+		err = projection.ProjectInstanceFields(ctx)
+		if err != nil {
+			logging.WithFields("instance", instance).WithError(err).Info("trigger fields failed")
+			failedInstances <- instance
+			continue
+		}
+
 		err = auth_handler.ProjectInstance(ctx)
 		if err != nil {
 			logging.WithFields("instance", instance).OnError(err).Info("trigger auth handler failed")