feat: Altair notebooks from https://uwdata.github.io/visualization-curriculum/

Author: gvwilson

.typos.toml

@@ -18,6 +18,7 @@ extend-ignore-re = [
 bimap = "bimap"
 pn = "pn"
 setp = "setp"
+Plas = "Plas"
 
 # You can also exclude specific files or directories if needed
 # [files]