Update Rust crate bitcoin to v0.32.9

Author: renovate[bot]

Cargo.toml

@@ -15,7 +15,7 @@ edition = "2024"
 crypto = { version = "0.5.1", features = ["digest"] }
 bdk = "= 0.30.2"
 bdk_electrum = "0.23.0"
-bitcoin = "=0.32.7"
+bitcoin = "=0.32.9"
 lightning = "=0.1.7"
 sha2 = "=0.10.9"
 ppv-lite86 = "0.2.20"