7c0f4653b281b4288e92ed8cd45ead8abd104f52 doc(esplora): fix broken link in README (vmammal) 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: danielabrozzoni: ACK 7c0f4653b281b4288e92ed8cd45ead8abd104f52 Tree-SHA512: 6e09a0b74c1a64bc9d0d0a067daf7766c4a46511c22b676251f61608d770d3ea2c1df81d4e9bbbee69720cad5cd2deb9b146cb7751277871f0cbf1be96efcc9f