The Convert Colorspace node uses "Convert Colorspace" as a name on registration, but it uses "Color Space" as a `DefNode()` in NOD_static_types.h. As a result, the node name is not extracted to the .po files, and thus not translated. This commit uses the same name in all definitions of the node. Pull Request: https://projects.blender.org/blender/blender/pulls/109419