Replace the adblockpluscore submodule with the npm package

This is to support manifest v3 efforts.

Part of this would also mean using an npm package for browser binaries as this used to be done through adblockpluscore. The reason for this is because the current test folder is not exported as part of the npm package.

Reference: https://www.npmjs.com/package/chromium Alternatively, we could create our implementation.