Remove spurious copy of hello.py

hello.py

@@ -1,19 +0,0 @@
-# SPDX-License-Identifier: MY-LICENSE
-# Copyright (C) YEAR(S), AUTHOR
-
-import wasp
-
-class HelloApp():
-    """A hello world application for wasp-os."""
-    NAME = "Hello"
-
-    def __init__(self, msg="Hello, world!"):
-        self.msg = msg
-
-    def foreground(self):
-        self._draw()
-
-    def _draw(self):
-        draw = wasp.watch.drawable
-        draw.fill()
-        draw.string(self.msg, 0, 108, width=240)