Adjust the directory structure to prepare for merging into Master.

PoC/example_modules/tell_joke/tell_joke.module.py

@@ -0,0 +1,13 @@
+from jarvis.functional_modules.functional_module import functional_module, CallerContext
+
+import joke_db
+
+
+@functional_module(
+    name="tell_joke",
+    description="Tell a joke. DO NOT come up with a joke if you call this function, this module will tell one.",
+    signature={})
+async def do_nothing(context: CallerContext):
+    the_joke = joke_db.random_joke()
+    await context.reply_text(the_joke)
+    return the_joke