avoid "any" as variable name

Avoid shadowing / confusion with Go's "any" built-in type.

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

services/transfer/service.go

@@ -94,7 +94,7 @@ func (s *service) Transfer(ctx context.Context, req *transferapi.TransferRequest
 			defer stream.Close()
 
 			pf := func(p transfer.Progress) {
-				any, err := typeurl.MarshalAny(&transferTypes.Progress{
+				progress, err := typeurl.MarshalAny(&transferTypes.Progress{
 					Event:    p.Event,
 					Name:     p.Name,
 					Parents:  p.Parents,
@@ -105,7 +105,7 @@ func (s *service) Transfer(ctx context.Context, req *transferapi.TransferRequest
 					log.G(ctx).WithError(err).Warnf("event could not be marshaled: %v/%v", p.Event, p.Name)
 					return
 				}
-				if err := stream.Send(any); err != nil {
+				if err := stream.Send(progress); err != nil {
 					log.G(ctx).WithError(err).Warnf("event not sent: %v/%v", p.Event, p.Name)
 					return
 				}