Update 80_json.py

tests/80_json.py

@@ -7,7 +7,7 @@ a = {
         'a': 100,
         'b': 2.5,
         'c': None,
-        'd': [1425245, 278587578142, 397675452452452],
+        'd': [142, 2785, 39767],
     },
     "f": 'This is a string',
     'g': [True, False, None],