Merge #1009: Pin log dependency to 0.4.18 to keep the MSRV to 1.57.0

fa54a2e Pin log dependency to 0.4.18 to keep the MSRV to 1.57.0 (Daniela Brozzoni)

Pull request description:

  ### Checklists

  #### All Submissions:

  * [x] I've signed all my commits
  * [x] I followed the [contribution guidelines](https://github.com/bitcoindevkit/bdk/blob/master/CONTRIBUTING.md)
  * [x] I ran `cargo fmt` and `cargo clippy` before committing

ACKs for top commit:
  evanlinjin:
    ACK fa54a2e

Tree-SHA512: 5fc19dd8485fcfe88c2720ff183dac7bfb6cacefa7be0c23aa1e7b345d81d1e41ac0903d84c5606b00adf2314911ee9d25972bfd4f0764e70456c8d8ffb3ab33

Author: danielabrozzoni

crates/bdk/Cargo.toml

@@ -13,7 +13,7 @@ edition = "2021"
 rust-version = "1.57"
 
 [dependencies]
-log = "^0.4"
+log = "=0.4.18"
 rand = "^0.8"
 miniscript = { version = "9", features = ["serde"] }
 bitcoin = { version = "0.29", features = ["serde", "base64", "rand"] }