thorium: fix tracepoint message:transport_receive

message:actor_send 1125442953901070 ns
message:worker_send 1125442953901149 ns (+ 79 ns)
message:node_send 1125442953912644 ns (+ 11495 ns)
message:transport_send 1125442953913420 ns (+ 776 ns)
message:transport_receive 1125442960447354 ns (+ 6533934 ns)
message:node_receive 1125442960447604 ns (+ 250 ns)
message:worker_receive 1125442960449256 ns (+ 1652 ns)
message:actor_receive 1125442960451330 ns (+ 2074 ns)

Link: https://github.com/GeneAssembly/biosal/issues/757
Signed-off-by: Sébastien Boisvert <boisvert@anl.gov>