Update miniscript version to 6.1.0

[notmandatory]

Description

Did a cargo update to update miniscript dependency in Cargo.lock to 6.1.0 and fix related audit issue.

Crate:         miniscript
Version:       6.0.1
Warning:       yanked
Dependency tree: 
miniscript 6.0.1
└── bdk 0.17.0
    ├── bdk-reserves 0.17.0
    │   └── bdk-cli 0.5.0
    └── bdk-cli 0.5.0

Notes to the reviewers

There is still one audit issue that I can't figure out how to fix, I created #85 to track it.

Checklists

All Submissions:

• I've signed all my commits
• I followed the contribution guidelines
• 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
• I've updated CHANGELOG.md

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

[rajarshimaitra]

tACK e2743d1