message: Change `safe_split_at()` to `pub(crate)`
diff: @@ -145,7 +145,7 @@ pub fn serialize(t: impl ToBytes) -> Result<Vec<u8>, Error> {
  }
  /// Safely splits the slice at the given point.
  -pub fn safe_split_at(bytes: &[u8], n: usize) -> Result<(&[u8], &[u8]), Error> {
  +pub(crate) fn safe_split_at(bytes: &[u8], n: usize) -> Result<(&[u8], &[u8]), Error> {
  if n > bytes.len() {
  Err(Error::EarlyEndOfStream)
  } else {
  