feat: add helm to go mod (#497)

vendor/github.com/go-openapi/jsonpointer/errors.go

@@ -0,0 +1,18 @@
+package jsonpointer
+
+type pointerError string
+
+func (e pointerError) Error() string {
+	return string(e)
+}
+
+const (
+	// ErrPointer is an error raised by the jsonpointer package
+	ErrPointer pointerError = "JSON pointer error"
+
+	// ErrInvalidStart states that a JSON pointer must start with a separator ("/")
+	ErrInvalidStart pointerError = `JSON pointer must be empty or start with a "` + pointerSeparator
+
+	// ErrUnsupportedValueType indicates that a value of the wrong type is being set
+	ErrUnsupportedValueType pointerError = "only structs, pointers, maps and slices are supported for setting values"
+)