Release 2.2.0

🚀 Enhancement

• #987 Support getOwner (@ef4)

🏠 Internal

• #988 Bumping version of @ember/test-waiters to avoid issues in Embroider builds (@thoov)
• #949 Polyfilled test selector optimizations (@izelnakri)

Committers: 4

• Edward Faulkner (@ef4)
• Izel Nakri (@izelnakri)
• Travis Hoover (@thoov)
• @dependabot-preview[bot]