chore(master): release js-lib 3.4.0

[github-actions[bot]]

:robot: I have created a release beep boop

3.4.0 (2023-04-13)

Features

• contract-upgrade: update contract metadata (26ca5c6)

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[github-actions[bot]]

:robot: Release is at https://github.com/fairDataSociety/fdp-contracts/releases/tag/fdp-contracts-js-lib-v3.4.0 :sunflower: