TBR syncbase: fix import paths post-merge

MultiPart: 1/2
Change-Id: Icc1015776991f39d31f219398bb43c09e5cb14a2
diff --git a/services/syncbase/server/watchable/transaction.go b/services/syncbase/server/watchable/transaction.go
index 8a67f8f..22b53f4 100644
--- a/services/syncbase/server/watchable/transaction.go
+++ b/services/syncbase/server/watchable/transaction.go
@@ -9,10 +9,10 @@
 	"math"
 	"sync"
 
-	"v.io/syncbase/x/ref/services/syncbase/server/util"
-	"v.io/syncbase/x/ref/services/syncbase/store"
 	"v.io/v23/context"
 	"v.io/v23/verror"
+	"v.io/x/ref/services/syncbase/server/util"
+	"v.io/x/ref/services/syncbase/store"
 )
 
 type transaction struct {