4.3 pre-cut (#7569)

* 4.3 pre-cut

* fix

model/version.go

@@ -13,6 +13,7 @@ import (
 // It should be maitained in chronological order with most current
 // release at the front of the list.
 var versions = []string{
+	"4.3.0",
 	"4.2.0",
 	"4.1.0",
 	"4.0.0",