Update hello screenshots

Author: cwickham

docs/get-started/hello/_positron/python/hello.qmd

@@ -12,7 +12,7 @@ from plotnine.data import penguins
 
 ## Meet the penguins
 
-The `penguins` data contains size measurements for `{python} len(penguins)` penguins from three species observed on three islands in the Palmer Archipelago, Antarctica.
+The `penguins` data from the [plotnine](https://plotnine.org/reference/penguins.html) package contains size measurements for `{python} len(penguins)` penguins from three species observed on three islands in the Palmer Archipelago, Antarctica.
 
 @fig-plot-penguins shows the relationship between flipper and bill lengths of these penguins.