Update `url` in setup.py in line with recent changes
diff --git a/setup.py b/setup.py
index 4d2f1a8..57dccac 100755
--- a/setup.py
+++ b/setup.py
@@ -20,7 +20,7 @@
     version = '2.32.0',
     author = "Philip Howard",
     author_email = "phil@gadgetoid.com",
-    url = 'https://github.com/Gadgetoid/WiringPi2-Python/',
+    url = 'https://github.com/WiringPi/WiringPi-Python/',
     description = """A python interface to WiringPi 2.0 library which allows for
     easily interfacing with the GPIO pins of the Raspberry Pi. Also supports
     i2c and SPI""",