refactor: Replace Static Methods in MPNotificationController and MPStateMachine#433

nickolas-dimitrakas wants to merge 5 commits intotest/add-test-coverage-for-application-notifications-methodsmParticle/mparticle-apple-sdk:test/add-test-coverage-for-application-notifications-methodsfrom

refactor/replace-static-methods-in-MPNotificationController-and-MPStateMachinemParticle/mparticle-apple-sdk:refactor/replace-static-methods-in-MPNotificationController-and-MPStateMachineCopy head branch name to clipboard