Point rust-lightning patch to tnull/rust-lightning feature/sip branch

Replace local path overrides with the pushed feature/sip branch at
tnull/rust-lightning rev 8256d83c, which includes the swap-in-potentiam
protocol module in lightning-liquidity.

Co-Authored-By: HAL 9000

Author: tnull

Cargo.toml

@@ -129,17 +129,17 @@ check-cfg = [
 ]
 
 [patch."https://github.com/lightningdevkit/rust-lightning"]
-lightning = { path = "../rust-lightning/lightning" }
-lightning-types = { path = "../rust-lightning/lightning-types" }
-lightning-invoice = { path = "../rust-lightning/lightning-invoice" }
-lightning-net-tokio = { path = "../rust-lightning/lightning-net-tokio" }
-lightning-persister = { path = "../rust-lightning/lightning-persister" }
-lightning-background-processor = { path = "../rust-lightning/lightning-background-processor" }
-lightning-rapid-gossip-sync = { path = "../rust-lightning/lightning-rapid-gossip-sync" }
-lightning-block-sync = { path = "../rust-lightning/lightning-block-sync" }
-lightning-transaction-sync = { path = "../rust-lightning/lightning-transaction-sync" }
-lightning-liquidity = { path = "../rust-lightning/lightning-liquidity" }
-lightning-macros = { path = "../rust-lightning/lightning-macros" }
+lightning = { git = "https://github.com/tnull/rust-lightning", rev = "8256d83c85fa0b9d843ebc2e2373669229ec06c1" }
+lightning-types = { git = "https://github.com/tnull/rust-lightning", rev = "8256d83c85fa0b9d843ebc2e2373669229ec06c1" }
+lightning-invoice = { git = "https://github.com/tnull/rust-lightning", rev = "8256d83c85fa0b9d843ebc2e2373669229ec06c1" }
+lightning-net-tokio = { git = "https://github.com/tnull/rust-lightning", rev = "8256d83c85fa0b9d843ebc2e2373669229ec06c1" }
+lightning-persister = { git = "https://github.com/tnull/rust-lightning", rev = "8256d83c85fa0b9d843ebc2e2373669229ec06c1" }
+lightning-background-processor = { git = "https://github.com/tnull/rust-lightning", rev = "8256d83c85fa0b9d843ebc2e2373669229ec06c1" }
+lightning-rapid-gossip-sync = { git = "https://github.com/tnull/rust-lightning", rev = "8256d83c85fa0b9d843ebc2e2373669229ec06c1" }
+lightning-block-sync = { git = "https://github.com/tnull/rust-lightning", rev = "8256d83c85fa0b9d843ebc2e2373669229ec06c1" }
+lightning-transaction-sync = { git = "https://github.com/tnull/rust-lightning", rev = "8256d83c85fa0b9d843ebc2e2373669229ec06c1" }
+lightning-liquidity = { git = "https://github.com/tnull/rust-lightning", rev = "8256d83c85fa0b9d843ebc2e2373669229ec06c1" }
+lightning-macros = { git = "https://github.com/tnull/rust-lightning", rev = "8256d83c85fa0b9d843ebc2e2373669229ec06c1" }
 
 [[bench]]
 name = "payments"