fix: return undefined for TMS errors
fix: return undefined for TMS errors

Promise.props will ignore errored entries.

SignalK/signalk-server-node,SignalK/signalk-server-node,webmasterkai/signalk-server-node,SignalK/signalk-server-node,sbender9/signalk-server-node,SignalK/signalk-server-node,sbender9/signalk-server-node,sbender9/signalk-server-node,webmasterkai/signalk-server-node,webmasterkai/signalk-server-node