[bg] add Софийска баница

Author: Dimitar5555

data/brands/amenity/fast_food.json

@@ -12063,6 +12063,17 @@
         "takeaway": "yes"
       }
     },
+    {
+      "displayName": "Софийска баница",
+      "locationSet": {"include": ["bg"]},
+      "tags": {
+        "amenity": "fast_food",
+        "brand": "Софийска баница",
+        "brand:wikidata": "Q136404664",
+        "cuisine": "banitsa",
+        "name": "Софийска баница"
+      }
+    },
     {
       "displayName": "Стардогs",
       "id": "stardogs-7582d1",