Fixed up comments

logging/logrus/ctxlogrus/examples_test.go

@@ -12,7 +12,7 @@ var logrusLogger *logrus.Logger
 // Simple unary handler that adds custom fields to the requests's context. These will be used for all log statements.
 func ExampleExtract_unary() {
 	ctx := context.Background()
-	// setting tags will be added to the loggerr as log fields
+	// setting tags will be added to the logger as log fields
 	grpc_ctxtags.Extract(ctx).Set("custom_tags.string", "something").Set("custom_tags.int", 1337)
 	// Extract a single request-scoped logrus.Logger and log messages.
 	l := ctxlogrus.Extract(ctx)