Update CHANGELOG.md

CHANGELOG.md

@@ -1,6 +1,6 @@
 # 0.4.0 - Oct 17, 2024
 
-Besides numerous API improvements and bugfixes this this fourth minor release notably adds support for sourcing chain and fee rate data from a Bitcoin Core RPC backend, as well as experimental support for the [VSS] remote storage backend.
+Besides numerous API improvements and bugfixes this fourth minor release notably adds support for sourcing chain and fee rate data from a Bitcoin Core RPC backend, as well as experimental support for the [VSS] remote storage backend.
 
 ## Feature and API updates
 - Support for multiple chain sources has been added. To this end, Esplora-specific configuration options can now be given via `EsploraSyncConfig` to `Builder::set_chain_source_esplora`. Furthermore, all configuration objects (including the main `Config`) is now exposed via the `config` sub-module (#365).