update dependencies (#6267)

Signed-off-by: hongming <coder.scala@gmail.com>

vendor/go.opentelemetry.io/otel/verify_readmes.sh

@@ -0,0 +1,21 @@
+#!/bin/bash
+
+# Copyright The OpenTelemetry Authors
+# SPDX-License-Identifier: Apache-2.0
+
+set -euo pipefail
+
+dirs=$(find . -type d -not -path "*/internal*" -not -path "*/test*" -not -path "*/example*" -not -path "*/.*" | sort)
+
+missingReadme=false
+for dir in $dirs; do
+	if [ ! -f "$dir/README.md" ]; then
+		echo "couldn't find README.md for $dir"
+		missingReadme=true
+	fi
+done
+
+if [ "$missingReadme" = true ] ; then
+	echo "Error: some READMEs couldn't be found."
+	exit 1
+fi