New year, new copyright, new expected unknown issues with various files
that won't be covered by the script and/or will be but shouldn't change.
I'll do the details on Jan 1, but would appreciate this being
preapproved so I can actually get it merged by then.
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* Use com.daml as groupId for all artifacts
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[SDK] Changed the groupId for Maven artifacts to ``com.daml``.
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* Add 2 additional maven related checks to the release binary
1. Check that all maven upload artifacts use com.daml as the groupId
2. Check that all maven upload artifacts have a unique artifactId
* Address @cocreature's comments in https://github.com/digital-asset/daml/pull/5272#pullrequestreview-385026181
* Spin off TokenHolder into a new library
Avoids having weird dependencies between different packages, makes TokenHolder available on Maven
* Fix auth-utils path