chore: release 1.4.2 (petercorke#651)

Merge pull request petercorke#628 from petercorke/release-please--bra…

…nches--main--components--roboticstoolbox-python

Merge pull request petercorke#520 from petercorke/release-please--bra…

…nches--main--components--roboticstoolbox-python

v1.3.1: pin rtb-data<2 to protect this release line

rtb-data 2.0.0: reorganised model data (renamed/deleted folders)

chore: release 1.3.0 (petercorke#519)

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Release v1.2.0

Update pyproject.toml

convert to pyproject.toml

update version