Update to use pandas v2.* #869

Job	Run time
linux-64-py3.10	11m 3s
Standard 2-Zone Example (SANDAG)	1h 6m 40s
Standard 1-Zone Example (MTC)	6m 16s
random_seed_generation_test	4m 41s
macOS	5m 47s
prototype_marin	3m 30s
win-64	14m 18s
prototype_mtc	52m 4s
placeholder_sandag	2h 14m 11s
prototype_mtc_extended	1h 31m 35s
placeholder_psrc	44m 31s
prototype_sandag_xborder	6m 28s
prototype_mwcog	50m 39s
Estimation Mode Unit Tests	18m 20s
production_semcog	7m 18s
placeholder_multiple_zone	10m 13s
develop-docbuild	0s
	8h 47m 34s

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