pankcake -> pancake (#1063)

fixes typo introduced in 6702966

found as part of general cleanup of clear typos in OSM

Author: matkoniecz

data/fields/cuisine.json

@@ -46,7 +46,7 @@
             "bubble_tea": "Bubble Tea",
             "hot_dog": "Hot Dog",
             "cake": "Cake",
-            "pankcake": "Pancake",
+            "pancake": "Pancake",
             "pasta": "Pasta",
             "salad": "Salad",
             "chocolate": "Chocolate",