old_contents: import React, { Component } from 'react';
  import PropTypes from 'prop-types';
  
  import SearchInput from 'react/components/UI/SearchInput';
  
  export default class CollaboratorSearch extends Component {
    static propTypes = {
      onChange: PropTypes.func.isRequired,
      query: PropTypes.string.isRequired,
    }
  
    render() {
      const { query, onChange } = this.props;
  
      return (
        <SearchInput
          query={query}
          onQueryChange={onChange}
          placeholder="search users or enter an email address"
        />
      );
    }
  }
  
new_contents: import React, { Component } from 'react';
  import PropTypes from 'prop-types';
  
  import SearchInput from 'react/components/UI/SearchInput';
  
  export default class CollaboratorSearch extends Component {
    static propTypes = {
      onChange: PropTypes.func.isRequired,
      query: PropTypes.string.isRequired,
    }
  
    render() {
      const { query, onChange } = this.props;
  
      return (
        <SearchInput
          query={query}
          onQueryChange={onChange}
          placeholder="Search users, groups, or enter an email address"
        />
      );
    }
  }
  
subject: Update search placeholder copy