Support for Schema 4.5 r2

[kaysiz]

Purpose

Add support for lang attribute on publisher for JATS writer

closes: https://github.com/datacite/lupo/issues/1015

Approach

Open Questions and Pre-Merge TODOs

Learning

Types of changes

• [ ] Bug fix (non-breaking change which fixes an issue)

• [x] New feature (non-breaking change which adds functionality)

• [ ] Breaking change (fix or feature that would cause existing functionality to change)

Reviewer, please remember our guidelines:

• Be humble in the language and feedback you give, ask don't tell.
• Consider using positive language as opposed to neutral when offering feedback. This is to avoid the negative bias that can occur with neutral language appearing negative.
• Offer suggestions on how to improve code e.g. simplification or expanding clarity.
• Ensure you give reasons for the changes you are proposing.

[codycooperross]

Just the comment below for jats_writer.rb. Also, a general question - since we have a writer, shouldn't we also have a reader?

Otherwise, looks good.

Reading from JATS isn't currently supported. See the reading/writing matrix in the readme: https://github.com/datacite/bolognese