Block Editor: Update @wordpress dependencies to match Gutenberg 4.5.1.
- Update the annotations, api-fetch, block-library, blocks, components, compose, core-data, data, date, dom, edit-post, editor, element, format-library, html-entities, i18n, jest-console, jest-preset-default, keycodes, list-reusable-blocks, notices, nux, plugins, rich-text, scripts, token-lists, url, viewport packages.
- Upgrades React from 16.5.2 to 16.6.3.
- Adds a missing `wp-date` dependency to the editor script.
- Updates changed dependencies in `script-loader.php`.
- Fixes undefined notices in some blocks.
- Removes incorrect `gutenberg` textdomain.
Merges [43891], [43903], and [43919] to trunk.
Props atimmer, aduth, youknowriad, danielbachhuber.
See #45145.
git-svn-id: https://develop.svn.wordpress.org/trunk@44262 602fd350-edb4-49c9-b593-d223f7449a82
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