Add Birra Napoli to site showcase (#10344)

* Update sites.yml

add birra napoli project

* Update sites.yml

* Update sites.yml

change category

Author: onopko81

docs/sites.yml

@@ -3710,3 +3710,16 @@
   built_by: Christopher R. | Owner
   built_by_url: https://github.com/MrRobotjs/
   featured: false
+- title: Birra Napoli
+  main_url: http://www.birranapoli.it
+  url: http://www.birranapoli.it
+  built_by: Ribrain
+  built_by_url: https://www.ribrainstudio.com
+  featured: false
+  description: >
+    Birra Napoli official site
+  categories:
+    - Landing page
+    - Business
+    - Food
+    - Beverage