[VOL-5603]:Metrics fix,update protos in voltctl

Signed-off-by: balaji.nagarajan <balaji.nagarajan@radisys.com>
Change-Id: I92702118bef90623ef7c68c646c86634e60d889d
diff --git a/vendor/go.uber.org/zap/global.go b/vendor/go.uber.org/zap/global.go
index c1ac050..3cb46c9 100644
--- a/vendor/go.uber.org/zap/global.go
+++ b/vendor/go.uber.org/zap/global.go
@@ -31,6 +31,7 @@
 )
 
 const (
+	_stdLogDefaultDepth      = 1
 	_loggerWriterDepth       = 2
 	_programmerErrorTemplate = "You've found a bug in zap! Please file a bug at " +
 		"https://github.com/uber-go/zap/issues/new and reference this error: %v"