The channel names were often indistingushable in animation editors. Now include the node _name_ (unfortunately, getting the _label_ could result in bad performance in some circustances -- see previous version of D13085). Similar to what rB77744b581d08 did for some VSE strip properties. ref. T91917 Maniphest Tasks: T91917 Differential Revision: https://developer.blender.org/D13085