[VOL-4291] OfAgent changes for gRPC migration

Change-Id: I8da1db6df49d478ef24ec8f9bd719e9692f48a7f
diff --git a/vendor/github.com/uber/jaeger-client-go/constants.go b/vendor/github.com/uber/jaeger-client-go/constants.go
index 1f8578f..d8eb698 100644
--- a/vendor/github.com/uber/jaeger-client-go/constants.go
+++ b/vendor/github.com/uber/jaeger-client-go/constants.go
@@ -22,7 +22,7 @@
 
 const (
 	// JaegerClientVersion is the version of the client library reported as Span tag.
-	JaegerClientVersion = "Go-2.23.1"
+	JaegerClientVersion = "Go-2.29.1"
 
 	// JaegerClientVersionTagKey is the name of the tag used to report client version.
 	JaegerClientVersionTagKey = "jaeger.version"
@@ -102,5 +102,5 @@
 
 var (
 	// DefaultSamplingServerURL is the default url to fetch sampling config from, via http
-	DefaultSamplingServerURL = fmt.Sprintf("http://localhost:%d/sampling", DefaultSamplingServerPort)
+	DefaultSamplingServerURL = fmt.Sprintf("http://127.0.0.1:%d/sampling", DefaultSamplingServerPort)
 )