vendor: update buildkit

Signed-off-by: CrazyMax <crazy-max@users.noreply.github.com>

vendor/go.opentelemetry.io/otel/exporters/otlp/internal/config.go

@@ -0,0 +1,34 @@
+// Copyright The OpenTelemetry Authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// Package internal contains common functionality for all OTLP exporters.
+package internal // import "go.opentelemetry.io/otel/exporters/otlp/internal"
+
+import (
+	"fmt"
+	"path"
+	"strings"
+)
+
+// CleanPath returns a path with all spaces trimmed and all redundancies removed. If urlPath is empty or cleaning it results in an empty string, defaultPath is returned instead.
+func CleanPath(urlPath string, defaultPath string) string {
+	tmp := path.Clean(strings.TrimSpace(urlPath))
+	if tmp == "." {
+		return defaultPath
+	}
+	if !path.IsAbs(tmp) {
+		tmp = fmt.Sprintf("/%s", tmp)
+	}
+	return tmp
+}