old_contents: module.exports = {
    parser: 'babel-eslint',
    extends: 'eslint-config-airbnb/base',
    rules: {
      indent: ['error', 2],
    },
    env: {
      browser: true,
      jquery: true,
    },
  }
  
new_contents: module.exports = {
    parser: 'babel-eslint',
    extends: 'eslint-config-airbnb/base',
    rules: {
      indent: ['error', 2]
    },
    env: {
      browser: true,
      jquery: true
    }
  };
  
subject: Fix build check errors