VOL-2138 Use v2 import paths for voltha-lib-go;
migrate from voltha-go to voltha-lib-go

Change-Id: I3db6759f3c0cea3c2164889b3d36eae708b19bde
diff --git a/vendor/go.uber.org/multierr/error.go b/vendor/go.uber.org/multierr/error.go
index de6ce47..d4be183 100644
--- a/vendor/go.uber.org/multierr/error.go
+++ b/vendor/go.uber.org/multierr/error.go
@@ -33,7 +33,7 @@
 // If only two errors are being combined, the Append function may be used
 // instead.
 //
-// 	err = multierr.Combine(reader.Close(), writer.Close())
+// 	err = multierr.Append(reader.Close(), writer.Close())
 //
 // This makes it possible to record resource cleanup failures from deferred
 // blocks with the help of named return values.
@@ -99,8 +99,6 @@
 	// Separator for single-line error messages.
 	_singlelineSeparator = []byte("; ")
 
-	_newline = []byte("\n")
-
 	// Prefix for multi-line messages
 	_multilinePrefix = []byte("the following errors occurred:")