chore: Adopt uv as package manager #12758

Job	Run time
marimo (3.12, ubuntu-latest, core,optional)	2m 8s
shiny (3.12, ubuntu-latest)	3m 13s
scikit-lego (3.11, ubuntu-latest)	4m 14s
pointblank (3.12, ubuntu-latest)	7m 15s
darts (3.12, ubuntu-latest)	36s
gt-extras (3.12, ubuntu-latest)	27s
formulaic (3.12, ubuntu-latest)	1m 0s
tea-tasting (3.12, ubuntu-latest)	33s
plotly (3.12, ubuntu-latest)	1m 41s
validoopsie (3.10, ubuntu-latest)	2m 6s
tubular (3.12, ubuntu-latest)	2m 26s
validoopsie (3.13, ubuntu-latest)	1m 36s
hierarchicalforecast (3.12, ubuntu-latest)	1m 37s
fairlearn (3.12, ubuntu-latest)	37s
altair (3.12, ubuntu-latest)	2m 4s
	31m 33s

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