* Babel upgraded to a version that works with new Node's OpenSSL.
* Various loaders upgraded to match
* Babel config changed as plugin-proposal-private-property-in-object is now official
* Webpack config updated as noEmitOnErrors was renamed to not be a negation
* Webpack config updated as namedModules was renamed to the wider moduleIds
* Ignore the built Webpack output from eslint
(cherry picked from commit 863c442c32)
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Manually delete selenium tests, as they don't work and they're not worth the effort
of back-porting all the fixes to make them work.
Bug: T354943
Bug: T358102
Change-Id: Idcf164030bbc855a07acd4de45c57197ecc85095
(cherry picked from commit 57da341cf2)
