Update SDK constrains, add `getIntrinsics` and `getImageResolution`

What's Changed

• BREAKING CHANGE! Update Flutter constraints to >=3.19.0 and Dart to >=3.3.0 <4.0.0
• BREAKING CHANGE! Drop iOS 11 support.
• Add getIntrinsics and getImageResolution functions by @Oct7 in #217

New Contributors

• @Oct7 made their first contribution in #217

Full Changelog: v1.0.7...v1.1.0