[fix] typo in wind.json (#9)

replaces "São Paolo" with "São Paulo", one of the major cities of Brazil.

Author: Me-At-The-Age-Of-Git

docs/tutorials/data/wind.json

@@ -5,10 +5,10 @@
         "wind": [5, 8, 2, 3, 4, 5],
         "gusts": [7, 14, 10, 8, 7, 8]
     },
-    "São Paolo": {
+    "São Paulo": {
         "height": 762,
         "hour": [8, 10, 12, 14, 16, 18],
         "wind": [1, 2, 2, 3, 2, 1],
         "gusts": [2, 2.2, 2.3, 3.5, 4, 2]
     }
-}
+}