go/svc: finish porting services to Bazel

The following services were never ported:
 - cmc-proxy
 - arista-proxy
 - m6220-proxy
 - topo

They now build.

Change-Id: I0688bfe43cdff946e6662e21969ef539382c0e86
diff --git a/go/svc/topo/state/state.go b/go/svc/topo/state/state.go
index 232f9b0..08403e7 100644
--- a/go/svc/topo/state/state.go
+++ b/go/svc/topo/state/state.go
@@ -7,10 +7,10 @@
 
 	"google.golang.org/grpc"
 
-	ipb "code.hackerspace.pl/hscloud/go/proto/infra"
-	pb "code.hackerspace.pl/hscloud/go/svc/topo/proto"
-
 	"code.hackerspace.pl/hscloud/go/pki"
+	ipb "code.hackerspace.pl/hscloud/proto/infra"
+
+	pb "code.hackerspace.pl/hscloud/go/svc/topo/proto"
 )
 
 type SwitchportState struct {