feat: update Core SDK to v5

[john-u]

BREAKING CHANGE: The SmartThingsClient (context.api) has been updated which includes breaking changes to select devices and apps methods. The SDK will also no longer write OAuth client details to the context store if it is configured.

Types of changes

• [x] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [x] Breaking change (fix or feature that would cause existing functionality to change)
• [x] I have read the CONTRIBUTING document
• [x] My code follows the code style of this project (hint: install an xo editor plugin)
• [ ] Any required documentation has been added
• [ ] I have added tests to cover my changes

[smartthingspi]

:tada: This PR is included in version 3.0.0 :tada:

The release is available on:

• GitHub release
• npm package (@latest dist-tag)

Your semantic-release bot :package::rocket: