Update dojos.yaml

誤字? 昭南→沼南

Author: togazo

db/dojos.yaml

@@ -377,7 +377,7 @@
 - id: 125
   created_at: '2018-01-27'
   order: '122173'
-  name: 柏昭南 (関東)
+  name: 柏沼南 (関東)
   prefecture_id: 12
   url: https://www.facebook.com/CoderDojoKashiwaShounan/
   logo: "/img/dojos/kashiwa-shounan.jpg"