This updates: - `react` and `react-dom` from `16.9.0` to `16.13.1`. - `lodash from `4.17.15` to `4.17.19`. Props isabel_brison. Fixes #51505. Built from https://develop.svn.wordpress.org/trunk@49165 git-svn-id: http://core.svn.wordpress.org/trunk@48927 1a063a9b-81f0-0310-95a4-ce76da25c4cd