fix fucking uvloop (unavailable on windows)

heroku/main.py

@@ -205,9 +205,10 @@ def generate_random_system_version():
     return version
 
 
-import uvloop
+if not IS_WINDOWS:
+    import uvloop
 
-uvloop.install()
+    uvloop.install()
 
 
 def run_config():

requirements.txt

@@ -1,5 +1,5 @@
 heroku-tl-new==1.1.3
 Pillow
-uvloop
+uvloop; sys_platform != 'win32'
 
 # Python 3.9+