* feat: implemented ScorePoints mixin
* refactor: renamed BallHasScoreCallback to BallScorePointsCallback
* feat: included test for end method
* chore: included TODO comment
* docs: included doc comments
* feat: set ScorePoints mixin on BodyComponent
* feat: rewrote test for mixin only extending BodyComponent
* feat: registered BallScorePointsCallback in PinballGame
* docs: improved BallScorePointsCallback doc comment
* docs: changed PR url to issue url
* refactor: fixed analyzer warnings
* refactor: used real class names instead of Mock class names
Co-authored-by: Allison Ryan <77211884+allisonryan0002@users.noreply.github.com>
Co-authored-by: Allison Ryan <77211884+allisonryan0002@users.noreply.github.com>