Merge bitcoindevkit/bdk#1599: fix: typos

bc83e41126b75c32374a4fa6ba054c114ee62704 fix: typos (Jose Storopoli)

Pull request description:

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  ### Description

  more typos caught up during rebasing of #1320.

  ### Notes to the reviewers

  ### Changelog notice

  <!-- Notice the release manager should include in the release tag message changelog -->
  <!-- See https://keepachangelog.com/en/1.0.0/ for examples -->

  ### 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

  #### New Features:

  * [ ] I've added tests for the new feature
  * [ ] I've added docs for the new feature

  #### Bugfixes:

  * [ ] This pull request breaks the existing API
  * [ ] I've added tests to reproduce the issue which are now passing
  * [ ] I'm linking the issue being fixed by this PR

ACKs for top commit:
  LagginTimes:
    ACK bc83e41126b75c32374a4fa6ba054c114ee62704
  oleonardolima:
    ACK bc83e41126b75c32374a4fa6ba054c114ee62704
  thunderbiscuit:
    ACK bc83e41126b75c32374a4fa6ba054c114ee62704.

Tree-SHA512: 1dc76d64ddb0273c60899a6617dcbc63fab75057447080260b7050bb5d178ef56c6f79f2c7f1ca5b7b4eb09e2b1e67d782be91598ab58e6a3b3179d6b5edf5c5