chore(db): simplify Compact for Vec

[DaniPopes]

Reuse slice impl since it's the same

[mattsse]

nice, indeed

reth/crates/storage/codecs/src/lib.rs

Lines 220 to 241 in 86f12b7

	/// Returns 0 since we won't include it in the `StructFlags`.
	#[inline]
	fn to_compact<B>(&self, buf: &mut B) -> usize
	where
	B: bytes::BufMut + AsMut<[u8]>,
	{
	encode_varuint(self.len(), buf);
	let mut tmp: Vec<u8> = Vec::with_capacity(64);
	for element in *self {
	tmp.clear();
	// We don't know the length until we compact it
	let length = element.to_compact(&mut tmp);
	encode_varuint(length, buf);
	buf.put_slice(&tmp);
	}
	0
	}