0.0.3-experimental

• Breaking Change: Now you don't need to pass the configuration class as a value, just add the properties directly
• Breaking change: The FirebaseAppCheckPlugin has been moved to the root kotlin folder
• Separate the src to a module
• Include the example in the settings.gradle.kts
• Update the build.gradle.kts of the example

Full Changelog: v0.0.2-experimental...v0.0.3-experimental