Editor: update npm packages for 6.4.2.

Package updates with bug fixes related to patterns, Query look interactivity, design tools UI and accessibility.

Props mikachan, jorbin, kebbet, artemiosans, talldanwp, ramonopoly, alexstine, andrewserong, mamaduka, cbravobernal, ajlende, luisherranz.
See #59828.


git-svn-id: https://develop.svn.wordpress.org/trunk@57109 602fd350-edb4-49c9-b593-d223f7449a82

Author: tellthemachines