Make BlindedPath::new_for_payment pub

Because we now support receiving to multi-hop blinded paths.

Author: valentinewallace

lightning/src/blinded_path/mod.rs

@@ -105,7 +105,7 @@ impl BlindedPath {
 	///
 	/// [`ForwardTlvs`]: crate::blinded_path::payment::ForwardTlvs
 	//  TODO: make all payloads the same size with padding + add dummy hops
-	pub(crate) fn new_for_payment<ES: EntropySource + ?Sized, T: secp256k1::Signing + secp256k1::Verification>(
+	pub fn new_for_payment<ES: EntropySource + ?Sized, T: secp256k1::Signing + secp256k1::Verification>(
 		intermediate_nodes: &[payment::ForwardNode], payee_node_id: PublicKey,
 		payee_tlvs: payment::ReceiveTlvs, htlc_maximum_msat: u64, entropy_source: &ES,
 		secp_ctx: &Secp256k1<T>