Remove outdated example project

...Assets.xcassets/AppIcon.appiconset/iPhone App 60pt 3x.png

...assets/AppIcon.appiconset/iPhone Notification 20pt 2x.png

...assets/AppIcon.appiconset/iPhone Notification 20pt 3x.png

...s.xcassets/AppIcon.appiconset/iPhone Settings 29pt 2x.png

...s.xcassets/AppIcon.appiconset/iPhone Settings 29pt 3x.png

....xcassets/AppIcon.appiconset/iPhone Spotlight 40pt 2x.png

....xcassets/AppIcon.appiconset/iPhone Spotlight 40pt 3x.png

Example/ExampleApp (iOS)/Assets.xcassets/Contents.json

Example/ExampleApp (iOS)/Info.plist

Example/Package.swift

Example/example-app-icon/.gitignore

...ftpm/xcode/xcshareddata/xcschemes/ExampleAppIcon.xcscheme

...e/xcshareddata/xcschemes/example-app-icon-export.xcscheme

Example/example-app-icon/Package.swift

...mple-app-icon/Sources/ExampleAppIcon/ExampleAppIcon.swift

.../example-app-icon/Sources/ExampleAppIconExport/main.swift

Example/example-app/.gitignore

....swiftpm/xcode/xcshareddata/xcschemes/AppFeature.xcscheme

...wiftpm/xcode/xcshareddata/xcschemes/ErrorFeature.xcscheme

...ftpm/xcode/xcshareddata/xcschemes/LandingFeature.xcscheme