pin dependencies

Signed-off-by: Roland.Ma <rolandma@yunify.com>

vendor/helm.sh/helm/v3/pkg/postrender/postrender.go

@@ -0,0 +1,29 @@
+/*
+Copyright The Helm 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 postrender contains an interface that can be implemented for custom
+// post-renderers and an exec implementation that can be used for arbitrary
+// binaries and scripts
+package postrender
+
+import "bytes"
+
+type PostRenderer interface {
+	// Run expects a single buffer filled with Helm rendered manifests. It
+	// expects the modified results to be returned on a separate buffer or an
+	// error if there was an issue or failure while running the post render step
+	Run(renderedManifests *bytes.Buffer) (modifiedManifests *bytes.Buffer, err error)
+}