Align on latest prettier 1.19.1 upgrade

11:05:30 dataviz/test/nuxeo-audit-data.test.js
11:05:30 dataviz/test/nuxeo-repository-data.test.js
11:05:30 dataviz/test/nuxeo-search-data.test.js
11:05:30 dataviz/test/nuxeo-workflow-data.test.js
11:05:31 ui/demo/nuxeo-data-table/nuxeo-data-table-demo.js
11:05:31 ui/demo/nuxeo-demo.js
11:05:32 ui/demo/nuxeo-selectivity/index.html
11:05:35 ui/test/nuxeo-data-table.test.js
11:05:36 ui/test/nuxeo-slots.test.js
11:05:36 ui/widgets/nuxeo-actions-menu.js
11:05:36 ↑↑ these files are not prettier formatted ↑↑
11:05:36 npm ERR! code ELIFECYCLE
11:05:36 npm ERR! errno 1
11:05:36 npm ERR! nuxeo-elements@3.0.0-SNAPSHOT lint:prettier: `prettier "**/*.{js,html}" --list-different || (echo '↑↑ these files are not prettier formatted ↑↑' && exit 1)`
11:05:36 npm ERR! Exit status 1
11:05:36 npm ERR! 
11:05:36 npm ERR! Failed at the nuxeo-elements@3.0.0-SNAPSHOT lint:prettier script.
11:05:36 npm ERR! This is probably not a problem with npm. There is likely additional logging output above.