add newline to generated package.json

Author: kentcdodds

remix.init/index.mjs

@@ -83,7 +83,7 @@ export default async function main({ rootDirectory }) {
 	const fileOperationPromises = [
 		fs.writeFile(FLY_TOML_PATH, newFlyTomlContent),
 		fs.writeFile(ENV_PATH, newEnv),
-		fs.writeFile(PKG_PATH, JSON.stringify(packageJson, null, 2)),
+		fs.writeFile(PKG_PATH, JSON.stringify(packageJson, null, 2) + '\n'),
 		fs.copyFile(
 			path.join(rootDirectory, 'remix.init', 'gitignore'),
 			path.join(rootDirectory, '.gitignore'),