v1.1.0: Add Swift 5.8.1 and fix test target generation

Some minor improvements and fixes in this update 🛠️

• Fix test target specification in Package.swift to use .testTarget() instead of .target()
• Add support for Swift 5.8.1 when selecting a Swift toolchain version
• Makes the default unit test when generating a test target async

v1.0.2: Hello create-swift-package 🚀

create-swift-package is a tool for interactively creating Swift packages from the command line.

This initial version has support for:

• Multiple platforms: iOS, macOS, watchOS and tvOS are supported.
• Multiple Swift tools versions: from 5.4+
• Mixed language support: allows you to create Swift, C-family and mixed products.

Enjoy!