Fix trace IDs so they have the same hash #1088

Job	Run time
linux-64-py	5m 48s
macOS	10m 20s
win-64	11m 55s
prototype_mtc	57m 26s
placeholder_multiple_zone	10m 19s
prototype_marin	1m 49s
prototype_sandag_xborder	6m 1s
production_semcog	6m 23s
placeholder_psrc	55m 48s
random_seed_generation_test	3m 1s
Estimation Notebooks Test	49m 29s
Estimation Mode Unit Tests	25m 24s
Expression Profiling Tests	7m 51s
Standard 2-Zone Example (SANDAG)	1h 32m 52s
estimation_edb_creation_test	7m 8s
prototype_mwcog	56m 49s
Standard 1-Zone Example (MTC)	54m 23s
prototype_mtc_extended	1h 29m 58s
develop-docbuild	0s
	9h 12m 44s

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