Use pandas 2 for docbuild environment #853

Job	Run time
linux-64-py3.10	8m 35s
linux-64-py3.10	8m 35s
Estimation Mode Unit Tests	1m 26s
Estimation Mode Unit Tests	17m 7s
prototype_mtc	49m 38s
prototype_mtc	49m 38s
macOS	5m 34s
macOS	5m 34s
placeholder_psrc	43m 10s
placeholder_psrc	43m 10s
develop-docbuild	0s
develop-docbuild	0s
win-64	9m 50s
win-64	9m 50s
prototype_marin	1m 49s
prototype_marin	1m 49s
Standard 1-Zone Example (MTC)	4m 27s
Standard 1-Zone Example (MTC)	4m 27s
Standard 2-Zone Example (SANDAG)	1h 6m 23s
Standard 2-Zone Example (SANDAG)	1h 6m 23s
prototype_mtc_extended	1h 30m 29s
prototype_mtc_extended	1h 30m 29s
random_seed_generation_test	3m 3s
random_seed_generation_test	3m 3s
placeholder_sandag	1h 44m 35s
placeholder_sandag	1h 44m 35s
prototype_sandag_xborder	4m 53s
prototype_sandag_xborder	4m 53s
production_semcog	5m 32s
production_semcog	5m 32s
prototype_mwcog	50m 5s
prototype_mwcog	50m 5s
placeholder_multiple_zone	8m 16s
placeholder_multiple_zone	8m 16s
	15h 31m 11s

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