vendor: update x/crypto/ssh - to fix Windows password length issues fixes #3798

vendor/golang.org/x/crypto/ssh/terminal/terminal.go

@@ -947,6 +947,10 @@ func readPasswordLine(reader io.Reader) ([]byte, error) {
 		n, err := reader.Read(buf[:])
 		if n > 0 {
 			switch buf[0] {
+			case '\b':
+				if len(ret) > 0 {
+					ret = ret[:len(ret)-1]
+				}
 			case '\n':
 				return ret, nil
 			case '\r':