docs: update with Expo installation steps
docs: update with Expo installation steps

Resolves #1159
react-native-community/react-native-svg,magicismight/react-native-svg,magicismight/react-native-art-svg,react-native-community/react-native-svg,magicismight/react-native-svg,react-native-community/react-native-svg,magicismight/react-native-svg,magicismight/react-native-art-svg,magicismight/react-native-svg,magicismight/react-native-svg,react-native-community/react-native-svg,react-native-community/react-native-svg