Exclude spago-packages from typos

Author: szg251

_typos.toml

@@ -1,7 +1,7 @@
 [default.extend-words]
 substituters = "substituters"
-hask= "hask"
-lits="lits"
+hask = "hask"
+lits = "lits"
 Nd = "Nd"
 
 [type.pdf]
@@ -11,3 +11,6 @@ check-file = false
 [type.png]
 extend-glob = ["*.png"]
 check-file = false
+
+[files]
+extend-exclude = ["spago-packages.nix"]