Upgrading server dependancies (#6984)

vendor/github.com/minio/minio-go/pkg/encrypt/cbc.go

@@ -89,6 +89,15 @@ func NewCBCSecureMaterials(key Key) (*CBCSecureMaterials, error) {
 
 }
 
+// Close implements closes the internal stream.
+func (s *CBCSecureMaterials) Close() error {
+	closer, ok := s.stream.(io.Closer)
+	if ok {
+		return closer.Close()
+	}
+	return nil
+}
+
 // SetupEncryptMode - tells CBC that we are going to encrypt data
 func (s *CBCSecureMaterials) SetupEncryptMode(stream io.Reader) error {
 	// Set mode to encrypt

vendor/github.com/minio/minio-go/pkg/encrypt/interface.go

@@ -25,6 +25,9 @@ import "io"
 // Materials - provides generic interface to encrypt any stream of data.
 type Materials interface {
 
+	// Closes the wrapped stream properly, initiated by the caller.
+	Close() error
+
 	// Returns encrypted/decrypted data, io.Reader compatible.
 	Read(b []byte) (int, error)