fix a typo

cups-pdf-postprocess.conf

 
-"enviroment": {
+"environment": {
   "DISPLAY": ":0",
   "XAUTHORITY": "/tmp/kde-radek/xauth-1000-_0",
   "HOME": "/home/radek",

cups-pdf-postprocess.py

@@ -266,7 +266,7 @@ if __name__ == '__main__':
     CONFIG = ast.literal_eval("{\n%s\n}" % config.read())
 
   # env must be fixed before we create Qt stuff
-  for var, val in CONFIG.get("enviroment", {}).items():
+  for var, val in CONFIG.get("environment", {}).items():
     if val is None:
       del os.environ[var]
     else: