Add dependency [no ci]

Author: salt-die

examples/advanced/labyrinth.py

@@ -1,3 +1,9 @@
+# /// script
+# requires-python = ">=3.12"
+# dependencies = [
+#   "networkx",
+# ]
+# ///
 """
 You're stuck in the Labyrinth, a maze that re-arranges itself as you try to escape.
 

examples/advanced/stable_fluid.py

@@ -7,8 +7,7 @@
 """
 Stable fluid simulation.
 
-Click to add fluid.
-"r" to reset.
+Click to add fluid and press "r" to reset. Requires 'scipy'.
 """
 
 import asyncio