Add @ca-scribner as honorary tracing team member

[PietroPasotti]

Enhancement Proposal

His contributions in #158 and #151 show that @ca-scribner really enjoys working with us.
Honorary membership is thereby awarded.

[ca-scribner]

Just to be clear, "enjoys" might be a stretch. So far, I think of this work more like going to the dentist - it wasn't terrible, and I'm better off now that it is done, but I'm not immediately rescheduling next week to go again