v1.3: OpenMoji 15.0, Recents Tab & UI Fixes

What's Changed

• Updates emoji library to OpenMoji 15.0 (based on Unicode 15.0)
• Compatibility with iOS 17 by @Sam0711er in #11
• Adds "Recently Used" tab by @Sam0711er in #13

Full Changelog: 1.0.1...v1.3