Upgrade react-native-harness to 1.3.0#279

mfazekas wants to merge 2 commits into

mainrive-app/rive-nitro-react-native:mainfrom

chore/bump-harness-1.3.0-mainrive-app/rive-nitro-react-native:chore/bump-harness-1.3.0-mainCopy head branch name to clipboard