Change `colorspace` to `colorSpace` to be consistent

[GarthDB]

BREAKING CHANGE: It could be considered a typo, but it will be a breaking change for anyone using Leonardo previously.

Description

fixes #190

Motivation

Make the properties more consistent with documentation and the other property names.

To-do list

• [x] I have read the CONTRIBUTING document.

• [x] This pull request is ready to merge.

[changeset-bot[bot]]

⚠️ No Changeset found

Latest commit: faae5f968ac89d818682f4c1680cdb25a8af4e10

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