Switch model to use only public version of database #112

Job	Run time
Inhouse (pypsa)	24m 38s
OS (ubuntu)	30m 43s
OS (macos)	26m 1s
Inhouse (powerplantmatching)	13s
Inhouse (linopy)	31m 41s
Inhouse (atlite)	32m 39s
	2h 25m 55s

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