Merge #133: Update to bdk v0.26.0

52dd87e Update to bdk v0.26.0 (rajarshimaitra)

Pull request description:

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  ### Description

  Upgrade to bdk v0.26.0

  ### Notes to the reviewers

  <!-- In this section you can include notes directed to the reviewers, like explaining why some parts
  of the PR were done in a specific way -->

  ### Checklists

  #### All Submissions:

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

ACKs for top commit:
  notmandatory:
    ACK 52dd87e

Tree-SHA512: 57e157463d5eb3b3138722000b29a2f532893a18371918eaf8149fdda3f23800907f363ac2b968084bbf94df2b0ad6c88feb71a10427267c2f400ff1c5ccb915

Author: notmandatory