Depend on bitcoin v0.32.0-rc1

Test the latest bitcoin release candidate. Includes bumping the version
numbers so we can use this branch to test crates further up the stack.

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "bitcoind"
-version = "0.35.1"
+version = "0.36.0"
 authors = ["Riccardo Casatta <riccardo@casatta.it>"]
 description = "Utility to run a regtest bitcoind process, useful in integration testing environment"
 license = "MIT"
@@ -11,7 +11,7 @@ edition = "2018"
 categories = ["cryptography::cryptocurrencies", "development-tools::testing"]
 
 [dependencies]
-bitcoincore-rpc = { version = "0.18.0" }
+bitcoincore-rpc = { version = "0.19.0" }
 log = "0.4"
 which = "4.2.5"
 anyhow = "1.0.66"
@@ -21,7 +21,7 @@ tempfile = "3"
 env_logger = "0.9.0"
 
 [build-dependencies]
-bitcoin_hashes = { version = "0.13", optional = true }
+bitcoin_hashes = { version = "0.14", optional = true }
 flate2 = { version = "1.0", optional = true }
 tar = { version = "0.4", optional = true }
 minreq = { version = "2.9.1", default-features = false, features = [
@@ -53,3 +53,7 @@ anyhow = "1.0.66"
 [package.metadata.docs.rs]
 features = ["download", "doc"]
 rustdoc-args = ["--cfg", "docsrs"]
+
+[patch.crates-io.bitcoincore-rpc]
+git = "https://github.com/tcharding/rust-bitcoincore-rpc"
+branch = "test-bitcoin"